20219827544

素因数分解:

$2^3\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1153573}}^1$

素因数の和:1153899

約数の個数: 32

約数和(自身を含む): 43466668320

約数和(自身を除く): 23246840776

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 313, 626, 1252, 2191, 2504, 4382, 8764, 17528, 1153573, 2307146, 4614292, 8075011, 9228584, 16150022, 32300044, 64600088, 361068349, 722136698, 1444273396, 2527478443, 2888546792, 5054956886, 10109913772, 20219827544]

約数ペア:

[(1, 20219827544), (2, 10109913772), (4, 5054956886), (7, 2888546792), (8, 2527478443), (14, 1444273396), (28, 722136698), (56, 361068349), (313, 64600088), (626, 32300044), (1252, 16150022), (2191, 9228584), (2504, 8075011), (4382, 4614292), (8764, 2307146), (17528, 1153573)]