20643466

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{4357}}^1$

素因数の和:4485

約数の個数: 16

約数和(自身を含む): 32632704

約数和(自身を除く): 11989238

約数列:

[1, 2, 23, 46, 103, 206, 2369, 4357, 4738, 8714, 100211, 200422, 448771, 897542, 10321733, 20643466]

約数ペア:

[(1, 20643466), (2, 10321733), (23, 897542), (46, 448771), (103, 200422), (206, 100211), (2369, 8714), (4357, 4738)]