31025708

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2011}}^1$

素因数の和:2070

約数の個数: 48

約数和(自身を含む): 67603200

約数和(自身を除く): 36577492

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 58, 76, 116, 133, 203, 266, 406, 532, 551, 812, 1102, 2011, 2204, 3857, 4022, 7714, 8044, 14077, 15428, 28154, 38209, 56308, 58319, 76418, 116638, 152836, 233276, 267463, 408233, 534926, 816466, 1069852, 1108061, 1632932, 2216122, 4432244, 7756427, 15512854, 31025708]

約数ペア:

[(1, 31025708), (2, 15512854), (4, 7756427), (7, 4432244), (14, 2216122), (19, 1632932), (28, 1108061), (29, 1069852), (38, 816466), (58, 534926), (76, 408233), (116, 267463), (133, 233276), (203, 152836), (266, 116638), (406, 76418), (532, 58319), (551, 56308), (812, 38209), (1102, 28154), (2011, 15428), (2204, 14077), (3857, 8044), (4022, 7714)]