18381640227

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{58511}}^1$

素因数の和:58723

約数の個数: 32

約数和(自身を含む): 26625300480

約数和(自身を除く): 8243660253

約数列:

[1, 3, 23, 29, 69, 87, 157, 471, 667, 2001, 3611, 4553, 10833, 13659, 58511, 104719, 175533, 314157, 1345753, 1696819, 4037259, 5090457, 9186227, 27558681, 39026837, 117080511, 211283221, 266400583, 633849663, 799201749, 6127213409, 18381640227]

約数ペア:

[(1, 18381640227), (3, 6127213409), (23, 799201749), (29, 633849663), (69, 266400583), (87, 211283221), (157, 117080511), (471, 39026837), (667, 27558681), (2001, 9186227), (3611, 5090457), (4553, 4037259), (10833, 1696819), (13659, 1345753), (58511, 314157), (104719, 175533)]