16291860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20887}}^1$

素因数の和:20912

約数の個数: 48

約数和(自身を含む): 49128576

約数和(自身を除く): 32836716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 20887, 41774, 62661, 83548, 104435, 125322, 208870, 250644, 271531, 313305, 417740, 543062, 626610, 814593, 1086124, 1253220, 1357655, 1629186, 2715310, 3258372, 4072965, 5430620, 8145930, 16291860]

約数ペア:

[(1, 16291860), (2, 8145930), (3, 5430620), (4, 4072965), (5, 3258372), (6, 2715310), (10, 1629186), (12, 1357655), (13, 1253220), (15, 1086124), (20, 814593), (26, 626610), (30, 543062), (39, 417740), (52, 313305), (60, 271531), (65, 250644), (78, 208870), (130, 125322), (156, 104435), (195, 83548), (260, 62661), (390, 41774), (780, 20887)]