20341642

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{4621}}^1$

素因数の和:4725

約数の個数: 16

約数和(自身を含む): 31947264

約数和(自身を除く): 11605622

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4402, 4621, 9242, 143251, 286502, 328091, 656182, 10170821, 20341642]

約数ペア:

[(1, 20341642), (2, 10170821), (31, 656182), (62, 328091), (71, 286502), (142, 143251), (2201, 9242), (4402, 4621)]