31720086

素因数分解:

$2^1\times 3^4\times {\mathrm{103}}^1\times {\mathrm{1901}}^1$

素因数の和:2018

約数の個数: 40

約数和(自身を含む): 71804304

約数和(自身を除く): 40084218

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 103, 162, 206, 309, 618, 927, 1854, 1901, 2781, 3802, 5562, 5703, 8343, 11406, 16686, 17109, 34218, 51327, 102654, 153981, 195803, 307962, 391606, 587409, 1174818, 1762227, 3524454, 5286681, 10573362, 15860043, 31720086]

約数ペア:

[(1, 31720086), (2, 15860043), (3, 10573362), (6, 5286681), (9, 3524454), (18, 1762227), (27, 1174818), (54, 587409), (81, 391606), (103, 307962), (162, 195803), (206, 153981), (309, 102654), (618, 51327), (927, 34218), (1854, 17109), (1901, 16686), (2781, 11406), (3802, 8343), (5562, 5703)]