18889904157

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1863461}}^1$

素因数の和:1863604

約数の個数: 16

約数和(自身を含む): 26237544960

約数和(自身を除く): 7347640803

約数列:

[1, 3, 31, 93, 109, 327, 3379, 10137, 1863461, 5590383, 57767291, 173301873, 203117249, 609351747, 6296634719, 18889904157]

約数ペア:

[(1, 18889904157), (3, 6296634719), (31, 609351747), (93, 203117249), (109, 173301873), (327, 57767291), (3379, 5590383), (10137, 1863461)]