20804915924

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{1762531}}^1$

素因数の和:1762775

約数の個数: 24

約数和(自身を含む): 39382015008

約数和(自身を除く): 18577099084

約数列:

[1, 2, 4, 13, 26, 52, 227, 454, 908, 2951, 5902, 11804, 1762531, 3525062, 7050124, 22912903, 45825806, 91651612, 400094537, 800189074, 1600378148, 5201228981, 10402457962, 20804915924]

約数ペア:

[(1, 20804915924), (2, 10402457962), (4, 5201228981), (13, 1600378148), (26, 800189074), (52, 400094537), (227, 91651612), (454, 45825806), (908, 22912903), (2951, 7050124), (5902, 3525062), (11804, 1762531)]