19715176

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1163}}^1$

素因数の和:1345

約数の個数: 32

約数和(自身を含む): 40088160

約数和(自身を除く): 20372984

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 163, 326, 652, 1163, 1304, 2119, 2326, 4238, 4652, 8476, 9304, 15119, 16952, 30238, 60476, 120952, 189569, 379138, 758276, 1516552, 2464397, 4928794, 9857588, 19715176]

約数ペア:

[(1, 19715176), (2, 9857588), (4, 4928794), (8, 2464397), (13, 1516552), (26, 758276), (52, 379138), (104, 189569), (163, 120952), (326, 60476), (652, 30238), (1163, 16952), (1304, 15119), (2119, 9304), (2326, 8476), (4238, 4652)]