20176906239

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13924711}}^1$

素因数の和:13924747

約数の個数: 24

約数和(自身を含む): 34756081152

約数和(自身を除く): 14579174913

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 13924711, 41774133, 97472977, 125322399, 292418931, 320268353, 877256793, 960805059, 2241878471, 2882415177, 6725635413, 20176906239]

約数ペア:

[(1, 20176906239), (3, 6725635413), (7, 2882415177), (9, 2241878471), (21, 960805059), (23, 877256793), (63, 320268353), (69, 292418931), (161, 125322399), (207, 97472977), (483, 41774133), (1449, 13924711)]