1790018785

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{997}}^1\times {\mathrm{18899}}^1$

素因数の和:19920

約数の個数: 16

約数和(自身を含む): 2263464000

約数和(自身を除く): 473445215

約数列:

[1, 5, 19, 95, 997, 4985, 18899, 18943, 94495, 94715, 359081, 1795405, 18842303, 94211515, 358003757, 1790018785]

約数ペア:

[(1, 1790018785), (5, 358003757), (19, 94211515), (95, 18842303), (997, 1795405), (4985, 359081), (18899, 94715), (18943, 94495)]