19957392

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1523}}^1$

素因数の和:1557

約数の個数: 120

約数和(自身を含む): 68787264

約数和(自身を除く): 48829872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 104, 112, 117, 126, 144, 156, 168, 182, 208, 234, 252, 273, 312, 336, 364, 468, 504, 546, 624, 728, 819, 936, 1008, 1092, 1456, 1523, 1638, 1872, 2184, 3046, 3276, 4368, 4569, 6092, 6552, 9138, 10661, 12184, 13104, 13707, 18276, 19799, 21322, 24368, 27414, 31983, 36552, 39598, 42644, 54828, 59397, 63966, 73104, 79196, 85288, 95949, 109656, 118794, 127932, 138593, 158392, 170576, 178191, 191898, 219312, 237588, 255864, 277186, 316784, 356382, 383796, 415779, 475176, 511728, 554372, 712764, 767592, 831558, 950352, 1108744, 1247337, 1425528, 1535184, 1663116, 2217488, 2494674, 2851056, 3326232, 4989348, 6652464, 9978696, 19957392]

約数ペア:

[(1, 19957392), (2, 9978696), (3, 6652464), (4, 4989348), (6, 3326232), (7, 2851056), (8, 2494674), (9, 2217488), (12, 1663116), (13, 1535184), (14, 1425528), (16, 1247337), (18, 1108744), (21, 950352), (24, 831558), (26, 767592), (28, 712764), (36, 554372), (39, 511728), (42, 475176), (48, 415779), (52, 383796), (56, 356382), (63, 316784), (72, 277186), (78, 255864), (84, 237588), (91, 219312), (104, 191898), (112, 178191), (117, 170576), (126, 158392), (144, 138593), (156, 127932), (168, 118794), (182, 109656), (208, 95949), (234, 85288), (252, 79196), (273, 73104), (312, 63966), (336, 59397), (364, 54828), (468, 42644), (504, 39598), (546, 36552), (624, 31983), (728, 27414), (819, 24368), (936, 21322), (1008, 19799), (1092, 18276), (1456, 13707), (1523, 13104), (1638, 12184), (1872, 10661), (2184, 9138), (3046, 6552), (3276, 6092), (4368, 4569)]