19666044

素因数分解:

$2^2\times 3^3\times {\mathrm{211}}^1\times {\mathrm{863}}^1$

素因数の和:1087

約数の個数: 48

約数和(自身を含む): 51287040

約数和(自身を除く): 31620996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 211, 422, 633, 844, 863, 1266, 1726, 1899, 2532, 2589, 3452, 3798, 5178, 5697, 7596, 7767, 10356, 11394, 15534, 22788, 23301, 31068, 46602, 93204, 182093, 364186, 546279, 728372, 1092558, 1638837, 2185116, 3277674, 4916511, 6555348, 9833022, 19666044]

約数ペア:

[(1, 19666044), (2, 9833022), (3, 6555348), (4, 4916511), (6, 3277674), (9, 2185116), (12, 1638837), (18, 1092558), (27, 728372), (36, 546279), (54, 364186), (108, 182093), (211, 93204), (422, 46602), (633, 31068), (844, 23301), (863, 22788), (1266, 15534), (1726, 11394), (1899, 10356), (2532, 7767), (2589, 7596), (3452, 5697), (3798, 5178)]