20894646

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{743}}^1$

素因数の和:900

約数の個数: 32

約数和(自身を含む): 43211520

約数和(自身を除く): 22316874

約数列:

[1, 2, 3, 6, 43, 86, 109, 129, 218, 258, 327, 654, 743, 1486, 2229, 4458, 4687, 9374, 14061, 28122, 31949, 63898, 80987, 95847, 161974, 191694, 242961, 485922, 3482441, 6964882, 10447323, 20894646]

約数ペア:

[(1, 20894646), (2, 10447323), (3, 6964882), (6, 3482441), (43, 485922), (86, 242961), (109, 191694), (129, 161974), (218, 95847), (258, 80987), (327, 63898), (654, 31949), (743, 28122), (1486, 14061), (2229, 9374), (4458, 4687)]