1855366838

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{127657}}^1$

素因数の和:127728

約数の個数: 24

約数和(自身を含む): 3083706648

約数和(自身を除く): 1228339810

約数列:

[1, 2, 13, 26, 43, 86, 169, 338, 559, 1118, 7267, 14534, 127657, 255314, 1659541, 3319082, 5489251, 10978502, 21574033, 43148066, 71360263, 142720526, 927683419, 1855366838]

約数ペア:

[(1, 1855366838), (2, 927683419), (13, 142720526), (26, 71360263), (43, 43148066), (86, 21574033), (169, 10978502), (338, 5489251), (559, 3319082), (1118, 1659541), (7267, 255314), (14534, 127657)]