13255684

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19609}}^1$

素因数の和:19639

約数の個数: 18

約数和(自身を含む): 25120410

約数和(自身を除く): 11864726

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 19609, 39218, 78436, 254917, 509834, 1019668, 3313921, 6627842, 13255684]

約数ペア:

[(1, 13255684), (2, 6627842), (4, 3313921), (13, 1019668), (26, 509834), (52, 254917), (169, 78436), (338, 39218), (676, 19609)]