20390422

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{27043}}^1$

素因数の和:27087

約数の個数: 16

約数和(自身を含む): 34075440

約数和(自身を除く): 13685018

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 27043, 54086, 351559, 703118, 784247, 1568494, 10195211, 20390422]

約数ペア:

[(1, 20390422), (2, 10195211), (13, 1568494), (26, 784247), (29, 703118), (58, 351559), (377, 54086), (754, 27043)]