20888930864

素因数分解:

$2^4\times {\mathrm{7879}}^1\times {\mathrm{165701}}^1$

素因数の和:173588

約数の個数: 20

約数和(自身を含む): 40477684560

約数和(自身を除く): 19588753696

約数列:

[1, 2, 4, 8, 16, 7879, 15758, 31516, 63032, 126064, 165701, 331402, 662804, 1325608, 2651216, 1305558179, 2611116358, 5222232716, 10444465432, 20888930864]

約数ペア:

[(1, 20888930864), (2, 10444465432), (4, 5222232716), (8, 2611116358), (16, 1305558179), (7879, 2651216), (15758, 1325608), (31516, 662804), (63032, 331402), (126064, 165701)]