20390922

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1801}}^1$

素因数の和:1863

約数の個数: 48

約数和(自身を含む): 48070152

約数和(自身を除く): 27679230

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 37, 51, 74, 102, 111, 153, 222, 306, 333, 629, 666, 1258, 1801, 1887, 3602, 3774, 5403, 5661, 10806, 11322, 16209, 30617, 32418, 61234, 66637, 91851, 133274, 183702, 199911, 275553, 399822, 551106, 599733, 1132829, 1199466, 2265658, 3398487, 6796974, 10195461, 20390922]

約数ペア:

[(1, 20390922), (2, 10195461), (3, 6796974), (6, 3398487), (9, 2265658), (17, 1199466), (18, 1132829), (34, 599733), (37, 551106), (51, 399822), (74, 275553), (102, 199911), (111, 183702), (153, 133274), (222, 91851), (306, 66637), (333, 61234), (629, 32418), (666, 30617), (1258, 16209), (1801, 11322), (1887, 10806), (3602, 5661), (3774, 5403)]