20139794912

素因数分解:

$2^5\times {\mathrm{163}}^1\times {\mathrm{1361}}^1\times {\mathrm{2837}}^1$

素因数の和:4371

約数の個数: 48

約数和(自身を含む): 39936858192

約数和(自身を除く): 19797063280

約数列:

[1, 2, 4, 8, 16, 32, 163, 326, 652, 1304, 1361, 2608, 2722, 2837, 5216, 5444, 5674, 10888, 11348, 21776, 22696, 43552, 45392, 90784, 221843, 443686, 462431, 887372, 924862, 1774744, 1849724, 3549488, 3699448, 3861157, 7098976, 7398896, 7722314, 14797792, 15444628, 30889256, 61778512, 123557024, 629368591, 1258737182, 2517474364, 5034948728, 10069897456, 20139794912]

約数ペア:

[(1, 20139794912), (2, 10069897456), (4, 5034948728), (8, 2517474364), (16, 1258737182), (32, 629368591), (163, 123557024), (326, 61778512), (652, 30889256), (1304, 15444628), (1361, 14797792), (2608, 7722314), (2722, 7398896), (2837, 7098976), (5216, 3861157), (5444, 3699448), (5674, 3549488), (10888, 1849724), (11348, 1774744), (21776, 924862), (22696, 887372), (43552, 462431), (45392, 443686), (90784, 221843)]