20854098

素因数分解:

$2^1\times 3^4\times {\mathrm{109}}^1\times {\mathrm{1181}}^1$

素因数の和:1304

約数の個数: 40

約数和(自身を含む): 47197260

約数和(自身を除く): 26343162

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 109, 162, 218, 327, 654, 981, 1181, 1962, 2362, 2943, 3543, 5886, 7086, 8829, 10629, 17658, 21258, 31887, 63774, 95661, 128729, 191322, 257458, 386187, 772374, 1158561, 2317122, 3475683, 6951366, 10427049, 20854098]

約数ペア:

[(1, 20854098), (2, 10427049), (3, 6951366), (6, 3475683), (9, 2317122), (18, 1158561), (27, 772374), (54, 386187), (81, 257458), (109, 191322), (162, 128729), (218, 95661), (327, 63774), (654, 31887), (981, 21258), (1181, 17658), (1962, 10629), (2362, 8829), (2943, 7086), (3543, 5886)]