20418441121

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1\times {\mathrm{2081}}^1$

素因数の和:2473

約数の個数: 32

約数和(自身を含む): 23034848256

約数和(自身を除く): 2616407135

約数列:

[1, 13, 31, 97, 251, 403, 1261, 2081, 3007, 3263, 7781, 24347, 27053, 39091, 64511, 101153, 201857, 316511, 522331, 754757, 838643, 2624141, 6257567, 6790303, 9811841, 16192261, 50666107, 81348371, 210499393, 658659391, 1570649317, 20418441121]

約数ペア:

[(1, 20418441121), (13, 1570649317), (31, 658659391), (97, 210499393), (251, 81348371), (403, 50666107), (1261, 16192261), (2081, 9811841), (3007, 6790303), (3263, 6257567), (7781, 2624141), (24347, 838643), (27053, 754757), (39091, 522331), (64511, 316511), (101153, 201857)]