19661868

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{9257}}^1$

素因数の和:9326

約数の個数: 36

約数和(自身を含む): 50548680

約数和(自身を除く): 30886812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 118, 177, 236, 354, 531, 708, 1062, 2124, 9257, 18514, 27771, 37028, 55542, 83313, 111084, 166626, 333252, 546163, 1092326, 1638489, 2184652, 3276978, 4915467, 6553956, 9830934, 19661868]

約数ペア:

[(1, 19661868), (2, 9830934), (3, 6553956), (4, 4915467), (6, 3276978), (9, 2184652), (12, 1638489), (18, 1092326), (36, 546163), (59, 333252), (118, 166626), (177, 111084), (236, 83313), (354, 55542), (531, 37028), (708, 27771), (1062, 18514), (2124, 9257)]