20854865672

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{3659}}^1\times {\mathrm{6917}}^1$

素因数の和:10685

約数の個数: 32

約数和(自身を含む): 39499012800

約数和(自身を除く): 18644147128

約数列:

[1, 2, 4, 8, 103, 206, 412, 824, 3659, 6917, 7318, 13834, 14636, 27668, 29272, 55336, 376877, 712451, 753754, 1424902, 1507508, 2849804, 3015016, 5699608, 25309303, 50618606, 101237212, 202474424, 2606858209, 5213716418, 10427432836, 20854865672]

約数ペア:

[(1, 20854865672), (2, 10427432836), (4, 5213716418), (8, 2606858209), (103, 202474424), (206, 101237212), (412, 50618606), (824, 25309303), (3659, 5699608), (6917, 3015016), (7318, 2849804), (13834, 1507508), (14636, 1424902), (27668, 753754), (29272, 712451), (55336, 376877)]