31749328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{152641}}^1$

素因数の和:152662

約数の個数: 20

約数和(自身を含む): 66246628

約数和(自身を除く): 34497300

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 152641, 305282, 610564, 1221128, 1984333, 2442256, 3968666, 7937332, 15874664, 31749328]

約数ペア:

[(1, 31749328), (2, 15874664), (4, 7937332), (8, 3968666), (13, 2442256), (16, 1984333), (26, 1221128), (52, 610564), (104, 305282), (208, 152641)]