20169652780

素因数分解:

$2^2\times 5^1\times {\mathrm{6373}}^1\times {\mathrm{158243}}^1$

素因数の和:164625

約数の個数: 24

約数和(自身を含む): 42363184752

約数和(自身を除く): 22193531972

約数列:

[1, 2, 4, 5, 10, 20, 6373, 12746, 25492, 31865, 63730, 127460, 158243, 316486, 632972, 791215, 1582430, 3164860, 1008482639, 2016965278, 4033930556, 5042413195, 10084826390, 20169652780]

約数ペア:

[(1, 20169652780), (2, 10084826390), (4, 5042413195), (5, 4033930556), (10, 2016965278), (20, 1008482639), (6373, 3164860), (12746, 1582430), (25492, 791215), (31865, 632972), (63730, 316486), (127460, 158243)]