16691212

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{631}}^1$

素因数の和:1041

約数の個数: 24

約数和(自身を含む): 31056480

約数和(自身を除く): 14365268

約数列:

[1, 2, 4, 17, 34, 68, 389, 631, 778, 1262, 1556, 2524, 6613, 10727, 13226, 21454, 26452, 42908, 245459, 490918, 981836, 4172803, 8345606, 16691212]

約数ペア:

[(1, 16691212), (2, 8345606), (4, 4172803), (17, 981836), (34, 490918), (68, 245459), (389, 42908), (631, 26452), (778, 21454), (1262, 13226), (1556, 10727), (2524, 6613)]