19690072

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{84871}}^1$

素因数の和:84906

約数の個数: 16

約数和(自身を含む): 38192400

約数和(自身を除く): 18502328

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 84871, 169742, 339484, 678968, 2461259, 4922518, 9845036, 19690072]

約数ペア:

[(1, 19690072), (2, 9845036), (4, 4922518), (8, 2461259), (29, 678968), (58, 339484), (116, 169742), (232, 84871)]