25525474

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{317}}^1$

素因数の和:514

約数の個数: 32

約数和(自身を含む): 43807680

約数和(自身を除く): 18282206

約数列:

[1, 2, 13, 19, 26, 38, 163, 247, 317, 326, 494, 634, 2119, 3097, 4121, 4238, 6023, 6194, 8242, 12046, 40261, 51671, 78299, 80522, 103342, 156598, 671723, 981749, 1343446, 1963498, 12762737, 25525474]

約数ペア:

[(1, 25525474), (2, 12762737), (13, 1963498), (19, 1343446), (26, 981749), (38, 671723), (163, 156598), (247, 103342), (317, 80522), (326, 78299), (494, 51671), (634, 40261), (2119, 12046), (3097, 8242), (4121, 6194), (4238, 6023)]