20801522

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{64601}}^1$

素因数の和:64633

約数の個数: 16

約数和(自身を含む): 37210752

約数和(自身を除く): 16409230

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 64601, 129202, 452207, 904414, 1485823, 2971646, 10400761, 20801522]

約数ペア:

[(1, 20801522), (2, 10400761), (7, 2971646), (14, 1485823), (23, 904414), (46, 452207), (161, 129202), (322, 64601)]