18783225828

素因数分解:

$2^2\times 3^2\times {\mathrm{197}}^1\times {\mathrm{2648509}}^1$

素因数の和:2648716

約数の個数: 36

約数和(自身を含む): 47720853180

約数和(自身を除く): 28937627352

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 197, 394, 591, 788, 1182, 1773, 2364, 3546, 7092, 2648509, 5297018, 7945527, 10594036, 15891054, 23836581, 31782108, 47673162, 95346324, 521756273, 1043512546, 1565268819, 2087025092, 3130537638, 4695806457, 6261075276, 9391612914, 18783225828]

約数ペア:

[(1, 18783225828), (2, 9391612914), (3, 6261075276), (4, 4695806457), (6, 3130537638), (9, 2087025092), (12, 1565268819), (18, 1043512546), (36, 521756273), (197, 95346324), (394, 47673162), (591, 31782108), (788, 23836581), (1182, 15891054), (1773, 10594036), (2364, 7945527), (3546, 5297018), (7092, 2648509)]