18625420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2731}}^1$

素因数の和:2782

約数の個数: 48

約数和(自身を含む): 44061696

約数和(自身を除く): 25436276

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 2731, 3410, 5462, 6820, 10924, 13655, 27310, 30041, 54620, 60082, 84661, 120164, 150205, 169322, 300410, 338644, 423305, 600820, 846610, 931271, 1693220, 1862542, 3725084, 4656355, 9312710, 18625420]

約数ペア:

[(1, 18625420), (2, 9312710), (4, 4656355), (5, 3725084), (10, 1862542), (11, 1693220), (20, 931271), (22, 846610), (31, 600820), (44, 423305), (55, 338644), (62, 300410), (110, 169322), (124, 150205), (155, 120164), (220, 84661), (310, 60082), (341, 54620), (620, 30041), (682, 27310), (1364, 13655), (1705, 10924), (2731, 6820), (3410, 5462)]