20173522832

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{457}}^1\times {\mathrm{17573}}^1$

素因数の和:18195

約数の個数: 40

約数和(自身を含む): 39423473016

約数和(自身を除く): 19249950184

約数列:

[1, 2, 4, 8, 16, 157, 314, 457, 628, 914, 1256, 1828, 2512, 3656, 7312, 17573, 35146, 70292, 71749, 140584, 143498, 281168, 286996, 573992, 1147984, 2758961, 5517922, 8030861, 11035844, 16061722, 22071688, 32123444, 44143376, 64246888, 128493776, 1260845177, 2521690354, 5043380708, 10086761416, 20173522832]

約数ペア:

[(1, 20173522832), (2, 10086761416), (4, 5043380708), (8, 2521690354), (16, 1260845177), (157, 128493776), (314, 64246888), (457, 44143376), (628, 32123444), (914, 22071688), (1256, 16061722), (1828, 11035844), (2512, 8030861), (3656, 5517922), (7312, 2758961), (17573, 1147984), (35146, 573992), (70292, 286996), (71749, 281168), (140584, 143498)]