20666976

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19571}}^1$

素因数の和:19595

約数の個数: 48

約数和(自身を含む): 59185728

約数和(自身を除く): 38518752

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 176, 264, 352, 528, 1056, 19571, 39142, 58713, 78284, 117426, 156568, 215281, 234852, 313136, 430562, 469704, 626272, 645843, 861124, 939408, 1291686, 1722248, 1878816, 2583372, 3444496, 5166744, 6888992, 10333488, 20666976]

約数ペア:

[(1, 20666976), (2, 10333488), (3, 6888992), (4, 5166744), (6, 3444496), (8, 2583372), (11, 1878816), (12, 1722248), (16, 1291686), (22, 939408), (24, 861124), (32, 645843), (33, 626272), (44, 469704), (48, 430562), (66, 313136), (88, 234852), (96, 215281), (132, 156568), (176, 117426), (264, 78284), (352, 58713), (528, 39142), (1056, 19571)]