1818792020

素因数分解:

$2^2\times 5^1\times {\mathrm{6703}}^1\times {\mathrm{13567}}^1$

素因数の和:20279

約数の個数: 24

約数和(自身を含む): 3820314624

約数和(自身を除く): 2001522604

約数列:

[1, 2, 4, 5, 10, 20, 6703, 13406, 13567, 26812, 27134, 33515, 54268, 67030, 67835, 134060, 135670, 271340, 90939601, 181879202, 363758404, 454698005, 909396010, 1818792020]

約数ペア:

[(1, 1818792020), (2, 909396010), (4, 454698005), (5, 363758404), (10, 181879202), (20, 90939601), (6703, 271340), (13406, 135670), (13567, 134060), (26812, 67835), (27134, 67030), (33515, 54268)]