20512824

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 53760000

約数和(自身を除く): 33247176

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 79, 93, 124, 158, 186, 237, 248, 316, 349, 372, 474, 632, 698, 744, 948, 1047, 1396, 1896, 2094, 2449, 2792, 4188, 4898, 7347, 8376, 9796, 10819, 14694, 19592, 21638, 27571, 29388, 32457, 43276, 55142, 58776, 64914, 82713, 86552, 110284, 129828, 165426, 220568, 259656, 330852, 661704, 854701, 1709402, 2564103, 3418804, 5128206, 6837608, 10256412, 20512824]

約数ペア:

[(1, 20512824), (2, 10256412), (3, 6837608), (4, 5128206), (6, 3418804), (8, 2564103), (12, 1709402), (24, 854701), (31, 661704), (62, 330852), (79, 259656), (93, 220568), (124, 165426), (158, 129828), (186, 110284), (237, 86552), (248, 82713), (316, 64914), (349, 58776), (372, 55142), (474, 43276), (632, 32457), (698, 29388), (744, 27571), (948, 21638), (1047, 19592), (1396, 14694), (1896, 10819), (2094, 9796), (2449, 8376), (2792, 7347), (4188, 4898)]