19690862

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{1669}}^1$

素因数の和:2035

約数の個数: 16

約数和(自身を含む): 31382640

約数和(自身を除く): 11691778

約数列:

[1, 2, 17, 34, 347, 694, 1669, 3338, 5899, 11798, 28373, 56746, 579143, 1158286, 9845431, 19690862]

約数ペア:

[(1, 19690862), (2, 9845431), (17, 1158286), (34, 579143), (347, 56746), (694, 28373), (1669, 11798), (3338, 5899)]