17995768

素因数分解:

$2^3\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1523}}^1$

素因数の和:1747

約数の個数: 32

約数和(自身を含む): 38770560

約数和(自身を除く): 20774792

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 211, 422, 844, 1477, 1523, 1688, 2954, 3046, 5908, 6092, 10661, 11816, 12184, 21322, 42644, 85288, 321353, 642706, 1285412, 2249471, 2570824, 4498942, 8997884, 17995768]

約数ペア:

[(1, 17995768), (2, 8997884), (4, 4498942), (7, 2570824), (8, 2249471), (14, 1285412), (28, 642706), (56, 321353), (211, 85288), (422, 42644), (844, 21322), (1477, 12184), (1523, 11816), (1688, 10661), (2954, 6092), (3046, 5908)]