20176888912

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{136139}}^1$

素因数の和:136363

約数の個数: 40

約数和(自身を含む): 40008823200

約数和(自身を除く): 19831934288

約数列:

[1, 2, 4, 8, 16, 59, 118, 157, 236, 314, 472, 628, 944, 1256, 2512, 9263, 18526, 37052, 74104, 136139, 148208, 272278, 544556, 1089112, 2178224, 8032201, 16064402, 21373823, 32128804, 42747646, 64257608, 85495292, 128515216, 170990584, 341981168, 1261055557, 2522111114, 5044222228, 10088444456, 20176888912]

約数ペア:

[(1, 20176888912), (2, 10088444456), (4, 5044222228), (8, 2522111114), (16, 1261055557), (59, 341981168), (118, 170990584), (157, 128515216), (236, 85495292), (314, 64257608), (472, 42747646), (628, 32128804), (944, 21373823), (1256, 16064402), (2512, 8032201), (9263, 2178224), (18526, 1089112), (37052, 544556), (74104, 272278), (136139, 148208)]