20249079

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{3449}}^1$

素因数の和:3574

約数の個数: 16

約数和(自身を含む): 28704000

約数和(自身を除く): 8454921

約数列:

[1, 3, 19, 57, 103, 309, 1957, 3449, 5871, 10347, 65531, 196593, 355247, 1065741, 6749693, 20249079]

約数ペア:

[(1, 20249079), (3, 6749693), (19, 1065741), (57, 355247), (103, 196593), (309, 65531), (1957, 10347), (3449, 5871)]