18945828

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{47843}}^1$

素因数の和:47864

約数の個数: 36

約数和(自身を含む): 52245648

約数和(自身を除く): 33299820

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 47843, 95686, 143529, 191372, 287058, 430587, 526273, 574116, 861174, 1052546, 1578819, 1722348, 2105092, 3157638, 4736457, 6315276, 9472914, 18945828]

約数ペア:

[(1, 18945828), (2, 9472914), (3, 6315276), (4, 4736457), (6, 3157638), (9, 2105092), (11, 1722348), (12, 1578819), (18, 1052546), (22, 861174), (33, 574116), (36, 526273), (44, 430587), (66, 287058), (99, 191372), (132, 143529), (198, 95686), (396, 47843)]