20764500968

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{6353}}^1\times {\mathrm{21503}}^1$

素因数の和:27881

約数の個数: 32

約数和(自身を含む): 40990924800

約数和(自身を除く): 20226423832

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 6353, 12706, 21503, 25412, 43006, 50824, 86012, 120707, 172024, 241414, 408557, 482828, 817114, 965656, 1634228, 3268456, 136608559, 273217118, 546434236, 1092868472, 2595562621, 5191125242, 10382250484, 20764500968]

約数ペア:

[(1, 20764500968), (2, 10382250484), (4, 5191125242), (8, 2595562621), (19, 1092868472), (38, 546434236), (76, 273217118), (152, 136608559), (6353, 3268456), (12706, 1634228), (21503, 965656), (25412, 817114), (43006, 482828), (50824, 408557), (86012, 241414), (120707, 172024)]