19401416

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{479}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 37497600

約数和(自身を除く): 18096184

約数列:

[1, 2, 4, 8, 61, 83, 122, 166, 244, 332, 479, 488, 664, 958, 1916, 3832, 5063, 10126, 20252, 29219, 39757, 40504, 58438, 79514, 116876, 159028, 233752, 318056, 2425177, 4850354, 9700708, 19401416]

約数ペア:

[(1, 19401416), (2, 9700708), (4, 4850354), (8, 2425177), (61, 318056), (83, 233752), (122, 159028), (166, 116876), (244, 79514), (332, 58438), (479, 40504), (488, 39757), (664, 29219), (958, 20252), (1916, 10126), (3832, 5063)]