1661972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1031}}^1$

素因数の和:1079

約数の個数: 24

約数和(自身を含む): 3236352

約数和(自身を除く): 1574380

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1031, 1612, 2062, 4124, 13403, 26806, 31961, 53612, 63922, 127844, 415493, 830986, 1661972]

約数ペア:

[(1, 1661972), (2, 830986), (4, 415493), (13, 127844), (26, 63922), (31, 53612), (52, 31961), (62, 26806), (124, 13403), (403, 4124), (806, 2062), (1031, 1612)]