20173684307

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{11251}}^1$

素因数の和:11368

約数の個数: 48

約数和(自身を含む): 25736654592

約数和(自身を除く): 5562970285

約数列:

[1, 7, 23, 37, 43, 49, 161, 259, 301, 851, 989, 1127, 1591, 1813, 2107, 5957, 6923, 11137, 11251, 36593, 41699, 48461, 77959, 78757, 256151, 258773, 416287, 483793, 551299, 1793057, 1811411, 2914009, 3386551, 9574601, 11127239, 12679877, 17900341, 20398063, 23705857, 67022207, 77890673, 125302387, 411707843, 469155449, 545234711, 877116709, 2881954901, 20173684307]

約数ペア:

[(1, 20173684307), (7, 2881954901), (23, 877116709), (37, 545234711), (43, 469155449), (49, 411707843), (161, 125302387), (259, 77890673), (301, 67022207), (851, 23705857), (989, 20398063), (1127, 17900341), (1591, 12679877), (1813, 11127239), (2107, 9574601), (5957, 3386551), (6923, 2914009), (11137, 1811411), (11251, 1793057), (36593, 551299), (41699, 483793), (48461, 416287), (77959, 258773), (78757, 256151)]