11981198

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{599}}^1$

素因数の和:811

約数の個数: 16

約数和(自身を含む): 18381600

約数和(自身を除く): 6400402

約数列:

[1, 2, 73, 137, 146, 274, 599, 1198, 10001, 20002, 43727, 82063, 87454, 164126, 5990599, 11981198]

約数ペア:

[(1, 11981198), (2, 5990599), (73, 164126), (137, 87454), (146, 82063), (274, 43727), (599, 20002), (1198, 10001)]