19660147198

素因数分解:

$2^1\times {\mathrm{65921}}^1\times {\mathrm{149119}}^1$

素因数の和:215042

約数の個数: 8

約数和(自身を含む): 29490865920

約数和(自身を除く): 9830718722

約数列:

[1, 2, 65921, 131842, 149119, 298238, 9830073599, 19660147198]

約数ペア:

[(1, 19660147198), (2, 9830073599), (65921, 298238), (131842, 149119)]