20153359910

素因数分解:

$2^1\times 5^1\times {\mathrm{11981}}^1\times {\mathrm{168211}}^1$

素因数の和:180199

約数の個数: 16

約数和(自身を含む): 36279291312

約数和(自身を除く): 16125931402

約数列:

[1, 2, 5, 10, 11981, 23962, 59905, 119810, 168211, 336422, 841055, 1682110, 2015335991, 4030671982, 10076679955, 20153359910]

約数ペア:

[(1, 20153359910), (2, 10076679955), (5, 4030671982), (10, 2015335991), (11981, 1682110), (23962, 841055), (59905, 336422), (119810, 168211)]