2018911531

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{359}}^1\times {\mathrm{2131}}^1$

素因数の和:2539

約数の個数: 32

約数和(自身を含む): 2578867200

約数和(自身を除く): 559955669

約数列:

[1, 7, 13, 29, 91, 203, 359, 377, 2131, 2513, 2639, 4667, 10411, 14917, 27703, 32669, 61799, 72877, 135343, 193921, 432593, 765029, 803387, 947401, 5355203, 5623709, 9945377, 22185841, 69617639, 155300887, 288415933, 2018911531]

約数ペア:

[(1, 2018911531), (7, 288415933), (13, 155300887), (29, 69617639), (91, 22185841), (203, 9945377), (359, 5623709), (377, 5355203), (2131, 947401), (2513, 803387), (2639, 765029), (4667, 432593), (10411, 193921), (14917, 135343), (27703, 72877), (32669, 61799)]