20171918438

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2803}}^1\times {\mathrm{10937}}^1$

素因数の和:13796

約数の個数: 32

約数和(自身を含む): 35332015104

約数和(自身を除く): 15160096666

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 2803, 5606, 10937, 19621, 21874, 39242, 76559, 131741, 153118, 263482, 514039, 922187, 1028078, 1844374, 3598273, 7196546, 30656411, 61312822, 214594877, 429189754, 1440851317, 2881702634, 10085959219, 20171918438]

約数ペア:

[(1, 20171918438), (2, 10085959219), (7, 2881702634), (14, 1440851317), (47, 429189754), (94, 214594877), (329, 61312822), (658, 30656411), (2803, 7196546), (5606, 3598273), (10937, 1844374), (19621, 1028078), (21874, 922187), (39242, 514039), (76559, 263482), (131741, 153118)]