19712464

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{5839}}^1$

素因数の和:6058

約数の個数: 20

約数和(自身を含む): 38380480

約数和(自身を除く): 18668016

約数列:

[1, 2, 4, 8, 16, 211, 422, 844, 1688, 3376, 5839, 11678, 23356, 46712, 93424, 1232029, 2464058, 4928116, 9856232, 19712464]

約数ペア:

[(1, 19712464), (2, 9856232), (4, 4928116), (8, 2464058), (16, 1232029), (211, 93424), (422, 46712), (844, 23356), (1688, 11678), (3376, 5839)]