19904030356

素因数分解:

$2^2\times 7^1\times {\mathrm{1423}}^1\times {\mathrm{499549}}^1$

素因数の和:500983

約数の個数: 24

約数和(自身を含む): 39836115200

約数和(自身を除く): 19932084844

約数列:

[1, 2, 4, 7, 14, 28, 1423, 2846, 5692, 9961, 19922, 39844, 499549, 999098, 1998196, 3496843, 6993686, 13987372, 710858227, 1421716454, 2843432908, 4976007589, 9952015178, 19904030356]

約数ペア:

[(1, 19904030356), (2, 9952015178), (4, 4976007589), (7, 2843432908), (14, 1421716454), (28, 710858227), (1423, 13987372), (2846, 6993686), (5692, 3496843), (9961, 1998196), (19922, 999098), (39844, 499549)]