19977839784

素因数分解:

$2^3\times 3^3\times 7^2\times {\mathrm{263}}^1\times {\mathrm{7177}}^1$

素因数の和:7469

約数の個数: 192

約数和(自身を含む): 64808726400

約数和(自身を除く): 44830886616

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 84, 98, 108, 126, 147, 168, 189, 196, 216, 252, 263, 294, 378, 392, 441, 504, 526, 588, 756, 789, 882, 1052, 1176, 1323, 1512, 1578, 1764, 1841, 2104, 2367, 2646, 3156, 3528, 3682, 4734, 5292, 5523, 6312, 7101, 7177, 7364, 9468, 10584, 11046, 12887, 14202, 14354, 14728, 16569, 18936, 21531, 22092, 25774, 28404, 28708, 33138, 38661, 43062, 44184, 49707, 50239, 51548, 56808, 57416, 64593, 66276, 77322, 86124, 99414, 100478, 103096, 115983, 129186, 132552, 150717, 154644, 172248, 193779, 198828, 200956, 231966, 258372, 301434, 309288, 347949, 351673, 387558, 397656, 401912, 452151, 463932, 516744, 602868, 695898, 703346, 775116, 904302, 927864, 1055019, 1205736, 1356453, 1391796, 1406692, 1550232, 1808604, 1887551, 2110038, 2712906, 2783592, 2813384, 3165057, 3617208, 3775102, 4220076, 5425812, 5662653, 6330114, 7550204, 8440152, 9495171, 10851624, 11325306, 12660228, 13212857, 15100408, 16987959, 18990342, 22650612, 25320456, 26425714, 33975918, 37980684, 39638571, 45301224, 50963877, 52851428, 67951836, 75961368, 79277142, 92489999, 101927754, 105702856, 118915713, 135903672, 158554284, 184979998, 203855508, 237831426, 277469997, 317108568, 356747139, 369959996, 407711016, 475662852, 554939994, 713494278, 739919992, 832409991, 951325704, 1109879988, 1426988556, 1664819982, 2219759976, 2497229973, 2853977112, 3329639964, 4994459946, 6659279928, 9988919892, 19977839784]

約数ペア:

[(1, 19977839784), (2, 9988919892), (3, 6659279928), (4, 4994459946), (6, 3329639964), (7, 2853977112), (8, 2497229973), (9, 2219759976), (12, 1664819982), (14, 1426988556), (18, 1109879988), (21, 951325704), (24, 832409991), (27, 739919992), (28, 713494278), (36, 554939994), (42, 475662852), (49, 407711016), (54, 369959996), (56, 356747139), (63, 317108568), (72, 277469997), (84, 237831426), (98, 203855508), (108, 184979998), (126, 158554284), (147, 135903672), (168, 118915713), (189, 105702856), (196, 101927754), (216, 92489999), (252, 79277142), (263, 75961368), (294, 67951836), (378, 52851428), (392, 50963877), (441, 45301224), (504, 39638571), (526, 37980684), (588, 33975918), (756, 26425714), (789, 25320456), (882, 22650612), (1052, 18990342), (1176, 16987959), (1323, 15100408), (1512, 13212857), (1578, 12660228), (1764, 11325306), (1841, 10851624), (2104, 9495171), (2367, 8440152), (2646, 7550204), (3156, 6330114), (3528, 5662653), (3682, 5425812), (4734, 4220076), (5292, 3775102), (5523, 3617208), (6312, 3165057), (7101, 2813384), (7177, 2783592), (7364, 2712906), (9468, 2110038), (10584, 1887551), (11046, 1808604), (12887, 1550232), (14202, 1406692), (14354, 1391796), (14728, 1356453), (16569, 1205736), (18936, 1055019), (21531, 927864), (22092, 904302), (25774, 775116), (28404, 703346), (28708, 695898), (33138, 602868), (38661, 516744), (43062, 463932), (44184, 452151), (49707, 401912), (50239, 397656), (51548, 387558), (56808, 351673), (57416, 347949), (64593, 309288), (66276, 301434), (77322, 258372), (86124, 231966), (99414, 200956), (100478, 198828), (103096, 193779), (115983, 172248), (129186, 154644), (132552, 150717)]