20464898

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{4649}}^1$

素因数の和:4753

約数の個数: 16

約数和(自身を含む): 32140800

約数和(自身を除く): 11675902

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4402, 4649, 9298, 144119, 288238, 330079, 660158, 10232449, 20464898]

約数ペア:

[(1, 20464898), (2, 10232449), (31, 660158), (62, 330079), (71, 288238), (142, 144119), (2201, 9298), (4402, 4649)]