20385434

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{2683}}^1$

素因数の和:2845

約数の個数: 16

約数和(自身を含む): 31885920

約数和(自身を除く): 11500486

約数列:

[1, 2, 29, 58, 131, 262, 2683, 3799, 5366, 7598, 77807, 155614, 351473, 702946, 10192717, 20385434]

約数ペア:

[(1, 20385434), (2, 10192717), (29, 702946), (58, 351473), (131, 155614), (262, 77807), (2683, 7598), (3799, 5366)]