2109131420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9586961}}^1$

素因数の和:9586981

約数の個数: 24

約数和(自身を含む): 4831828848

約数和(自身を除く): 2722697428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9586961, 19173922, 38347844, 47934805, 95869610, 105456571, 191739220, 210913142, 421826284, 527282855, 1054565710, 2109131420]

約数ペア:

[(1, 2109131420), (2, 1054565710), (4, 527282855), (5, 421826284), (10, 210913142), (11, 191739220), (20, 105456571), (22, 95869610), (44, 47934805), (55, 38347844), (110, 19173922), (220, 9586961)]