19712911686

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{26849}}^1\times {\mathrm{9413}}^1$

素因数の和:36280

約数の個数: 32

約数和(自身を含む): 42464671200

約数和(自身を除く): 22751759514

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 9413, 18826, 26849, 28239, 53698, 56478, 80547, 122369, 161094, 244738, 349037, 367107, 698074, 734214, 1047111, 2094222, 252729637, 505459274, 758188911, 1516377822, 3285485281, 6570970562, 9856455843, 19712911686]

約数ペア:

[(1, 19712911686), (2, 9856455843), (3, 6570970562), (6, 3285485281), (13, 1516377822), (26, 758188911), (39, 505459274), (78, 252729637), (9413, 2094222), (18826, 1047111), (26849, 734214), (28239, 698074), (53698, 367107), (56478, 349037), (80547, 244738), (122369, 161094)]