18408040712

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{121105531}}^1$

素因数の和:121105556

約数の個数: 16

約数和(自身を含む): 36331659600

約数和(自身を除く): 17923618888

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 121105531, 242211062, 484422124, 968844248, 2301005089, 4602010178, 9204020356, 18408040712]

約数ペア:

[(1, 18408040712), (2, 9204020356), (4, 4602010178), (8, 2301005089), (19, 968844248), (38, 484422124), (76, 242211062), (152, 121105531)]