20198984043

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1669}}^1\times {\mathrm{8117}}^1$

素因数の和:9867

約数の個数: 32

約数和(自身を含む): 31235466240

約数和(自身を除く): 11036482197

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 1669, 5007, 8117, 11683, 24351, 35049, 56819, 118499, 170457, 355497, 576307, 829493, 1728921, 2488479, 4034149, 12102447, 13547273, 40641819, 94830911, 284492733, 961856383, 2885569149, 6732994681, 20198984043]

約数ペア:

[(1, 20198984043), (3, 6732994681), (7, 2885569149), (21, 961856383), (71, 284492733), (213, 94830911), (497, 40641819), (1491, 13547273), (1669, 12102447), (5007, 4034149), (8117, 2488479), (11683, 1728921), (24351, 829493), (35049, 576307), (56819, 355497), (118499, 170457)]