20165991246

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{53813}}^1$

素因数の和:54121

約数の個数: 48

約数和(自身を含む): 44325515520

約数和(自身を除く): 24159524274

約数列:

[1, 2, 3, 6, 9, 18, 109, 191, 218, 327, 382, 573, 654, 981, 1146, 1719, 1962, 3438, 20819, 41638, 53813, 62457, 107626, 124914, 161439, 187371, 322878, 374742, 484317, 968634, 5865617, 10278283, 11731234, 17596851, 20556566, 30834849, 35193702, 52790553, 61669698, 92504547, 105581106, 185009094, 1120332847, 2240665694, 3360998541, 6721997082, 10082995623, 20165991246]

約数ペア:

[(1, 20165991246), (2, 10082995623), (3, 6721997082), (6, 3360998541), (9, 2240665694), (18, 1120332847), (109, 185009094), (191, 105581106), (218, 92504547), (327, 61669698), (382, 52790553), (573, 35193702), (654, 30834849), (981, 20556566), (1146, 17596851), (1719, 11731234), (1962, 10278283), (3438, 5865617), (20819, 968634), (41638, 484317), (53813, 374742), (62457, 322878), (107626, 187371), (124914, 161439)]