20863192

素因数分解:

$2^3\times 7^1\times {\mathrm{379}}^1\times {\mathrm{983}}^1$

素因数の和:1375

約数の個数: 32

約数和(自身を含む): 44870400

約数和(自身を除く): 24007208

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 379, 758, 983, 1516, 1966, 2653, 3032, 3932, 5306, 6881, 7864, 10612, 13762, 21224, 27524, 55048, 372557, 745114, 1490228, 2607899, 2980456, 5215798, 10431596, 20863192]

約数ペア:

[(1, 20863192), (2, 10431596), (4, 5215798), (7, 2980456), (8, 2607899), (14, 1490228), (28, 745114), (56, 372557), (379, 55048), (758, 27524), (983, 21224), (1516, 13762), (1966, 10612), (2653, 7864), (3032, 6881), (3932, 5306)]