19942088

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{443}}^1$

素因数の和:797

約数の個数: 32

約数和(自身を含む): 39800160

約数和(自身を除く): 19858072

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 331, 443, 662, 886, 1324, 1772, 2648, 3544, 5627, 7531, 11254, 15062, 22508, 30124, 45016, 60248, 146633, 293266, 586532, 1173064, 2492761, 4985522, 9971044, 19942088]

約数ペア:

[(1, 19942088), (2, 9971044), (4, 4985522), (8, 2492761), (17, 1173064), (34, 586532), (68, 293266), (136, 146633), (331, 60248), (443, 45016), (662, 30124), (886, 22508), (1324, 15062), (1772, 11254), (2648, 7531), (3544, 5627)]