20111822885

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{438979}}^1$

素因数の和:439026

約数の個数: 48

約数和(自身を含む): 32428330560

約数和(自身を除く): 12316507675

約数列:

[1, 5, 7, 11, 17, 35, 49, 55, 77, 85, 119, 187, 245, 385, 539, 595, 833, 935, 1309, 2695, 4165, 6545, 9163, 45815, 438979, 2194895, 3072853, 4828769, 7462643, 15364265, 21509971, 24143845, 33801383, 37313215, 52238501, 82089073, 107549855, 169006915, 236609681, 261192505, 365669507, 410445365, 574623511, 1183048405, 1828347535, 2873117555, 4022364577, 20111822885]

約数ペア:

[(1, 20111822885), (5, 4022364577), (7, 2873117555), (11, 1828347535), (17, 1183048405), (35, 574623511), (49, 410445365), (55, 365669507), (77, 261192505), (85, 236609681), (119, 169006915), (187, 107549855), (245, 82089073), (385, 52238501), (539, 37313215), (595, 33801383), (833, 24143845), (935, 21509971), (1309, 15364265), (2695, 7462643), (4165, 4828769), (6545, 3072853), (9163, 2194895), (45815, 438979)]