20751542

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{34471}}^1$

素因数の和:34523

約数の個数: 16

約数和(自身を含む): 36402432

約数和(自身を除く): 15650890

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 34471, 68942, 241297, 482594, 1482253, 2964506, 10375771, 20751542]

約数ペア:

[(1, 20751542), (2, 10375771), (7, 2964506), (14, 1482253), (43, 482594), (86, 241297), (301, 68942), (602, 34471)]