20679170

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1627}}^1$

素因数の和:1706

約数の個数: 32

約数和(自身を含む): 39384576

約数和(自身を除く): 18705406

約数列:

[1, 2, 5, 10, 31, 41, 62, 82, 155, 205, 310, 410, 1271, 1627, 2542, 3254, 6355, 8135, 12710, 16270, 50437, 66707, 100874, 133414, 252185, 333535, 504370, 667070, 2067917, 4135834, 10339585, 20679170]

約数ペア:

[(1, 20679170), (2, 10339585), (5, 4135834), (10, 2067917), (31, 667070), (41, 504370), (62, 333535), (82, 252185), (155, 133414), (205, 100874), (310, 66707), (410, 50437), (1271, 16270), (1627, 12710), (2542, 8135), (3254, 6355)]