27991826

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43331}}^1$

素因数の和:43369

約数の個数: 16

約数和(自身を含む): 46798560

約数和(自身を除く): 18806734

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 43331, 86662, 736627, 823289, 1473254, 1646578, 13995913, 27991826]

約数ペア:

[(1, 27991826), (2, 13995913), (17, 1646578), (19, 1473254), (34, 823289), (38, 736627), (323, 86662), (646, 43331)]