20180743478

素因数分解:

$2^1\times 7^1\times {\mathrm{911}}^1\times {\mathrm{1123}}^1\times {\mathrm{1409}}^1$

素因数の和:3452

約数の個数: 32

約数和(自身を含む): 34688977920

約数和(自身を除く): 14508234442

約数列:

[1, 2, 7, 14, 911, 1123, 1409, 1822, 2246, 2818, 6377, 7861, 9863, 12754, 15722, 19726, 1023053, 1283599, 1582307, 2046106, 2567198, 3164614, 7161371, 8985193, 11076149, 14322742, 17970386, 22152298, 1441481677, 2882963354, 10090371739, 20180743478]

約数ペア:

[(1, 20180743478), (2, 10090371739), (7, 2882963354), (14, 1441481677), (911, 22152298), (1123, 17970386), (1409, 14322742), (1822, 11076149), (2246, 8985193), (2818, 7161371), (6377, 3164614), (7861, 2567198), (9863, 2046106), (12754, 1582307), (15722, 1283599), (19726, 1023053)]