18945576

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^2\times {\mathrm{173}}^1$

素因数の和:217

約数の個数: 120

約数和(自身を含む): 57793230

約数和(自身を除く): 38847654

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 169, 173, 216, 234, 312, 324, 338, 346, 351, 468, 507, 519, 648, 676, 692, 702, 936, 1014, 1038, 1053, 1352, 1384, 1404, 1521, 1557, 2028, 2076, 2106, 2249, 2808, 3042, 3114, 4056, 4152, 4212, 4498, 4563, 4671, 6084, 6228, 6747, 8424, 8996, 9126, 9342, 12168, 12456, 13494, 13689, 14013, 17992, 18252, 18684, 20241, 26988, 27378, 28026, 29237, 36504, 37368, 40482, 53976, 54756, 56052, 58474, 60723, 80964, 87711, 109512, 112104, 116948, 121446, 161928, 175422, 182169, 233896, 242892, 263133, 350844, 364338, 485784, 526266, 701688, 728676, 789399, 1052532, 1457352, 1578798, 2105064, 2368197, 3157596, 4736394, 6315192, 9472788, 18945576]

約数ペア:

[(1, 18945576), (2, 9472788), (3, 6315192), (4, 4736394), (6, 3157596), (8, 2368197), (9, 2105064), (12, 1578798), (13, 1457352), (18, 1052532), (24, 789399), (26, 728676), (27, 701688), (36, 526266), (39, 485784), (52, 364338), (54, 350844), (72, 263133), (78, 242892), (81, 233896), (104, 182169), (108, 175422), (117, 161928), (156, 121446), (162, 116948), (169, 112104), (173, 109512), (216, 87711), (234, 80964), (312, 60723), (324, 58474), (338, 56052), (346, 54756), (351, 53976), (468, 40482), (507, 37368), (519, 36504), (648, 29237), (676, 28026), (692, 27378), (702, 26988), (936, 20241), (1014, 18684), (1038, 18252), (1053, 17992), (1352, 14013), (1384, 13689), (1404, 13494), (1521, 12456), (1557, 12168), (2028, 9342), (2076, 9126), (2106, 8996), (2249, 8424), (2808, 6747), (3042, 6228), (3114, 6084), (4056, 4671), (4152, 4563), (4212, 4498)]