12666816

素因数分解:

$2^6\times 3^2\times {\mathrm{21991}}^1$

素因数の和:22009

約数の個数: 42

約数和(自身を含む): 36308792

約数和(自身を除く): 23641976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 21991, 43982, 65973, 87964, 131946, 175928, 197919, 263892, 351856, 395838, 527784, 703712, 791676, 1055568, 1407424, 1583352, 2111136, 3166704, 4222272, 6333408, 12666816]

約数ペア:

[(1, 12666816), (2, 6333408), (3, 4222272), (4, 3166704), (6, 2111136), (8, 1583352), (9, 1407424), (12, 1055568), (16, 791676), (18, 703712), (24, 527784), (32, 395838), (36, 351856), (48, 263892), (64, 197919), (72, 175928), (96, 131946), (144, 87964), (192, 65973), (288, 43982), (576, 21991)]