20504126

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1\times {\mathrm{659}}^1$

素因数の和:1039

約数の個数: 16

約数和(自身を含む): 31553280

約数和(自身を除く): 11049154

約数列:

[1, 2, 47, 94, 331, 659, 662, 1318, 15557, 30973, 31114, 61946, 218129, 436258, 10252063, 20504126]

約数ペア:

[(1, 20504126), (2, 10252063), (47, 436258), (94, 218129), (331, 61946), (659, 31114), (662, 30973), (1318, 15557)]