42090256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{202357}}^1$

素因数の和:202378

約数の個数: 20

約数和(自身を含む): 87823372

約数和(自身を除く): 45733116

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 202357, 404714, 809428, 1618856, 2630641, 3237712, 5261282, 10522564, 21045128, 42090256]

約数ペア:

[(1, 42090256), (2, 21045128), (4, 10522564), (8, 5261282), (13, 3237712), (16, 2630641), (26, 1618856), (52, 809428), (104, 404714), (208, 202357)]