20245898

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{1063}}^1$

素因数の和:1261

約数の個数: 16

約数和(自身を含む): 31026240

約数和(自身を除く): 10780342

約数列:

[1, 2, 89, 107, 178, 214, 1063, 2126, 9523, 19046, 94607, 113741, 189214, 227482, 10122949, 20245898]

約数ペア:

[(1, 20245898), (2, 10122949), (89, 227482), (107, 189214), (178, 113741), (214, 94607), (1063, 19046), (2126, 9523)]