19486964

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{40939}}^1$

素因数の和:40967

約数の個数: 24

約数和(自身を含む): 41267520

約数和(自身を除く): 21780556

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 40939, 81878, 163756, 286573, 573146, 695963, 1146292, 1391926, 2783852, 4871741, 9743482, 19486964]

約数ペア:

[(1, 19486964), (2, 9743482), (4, 4871741), (7, 2783852), (14, 1391926), (17, 1146292), (28, 695963), (34, 573146), (68, 286573), (119, 163756), (238, 81878), (476, 40939)]