19677415

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{1279}}^1$

素因数の和:1482

約数の個数: 16

約数和(自身を含む): 25159680

約数和(自身を除く): 5482265

約数列:

[1, 5, 17, 85, 181, 905, 1279, 3077, 6395, 15385, 21743, 108715, 231499, 1157495, 3935483, 19677415]

約数ペア:

[(1, 19677415), (5, 3935483), (17, 1157495), (85, 231499), (181, 108715), (905, 21743), (1279, 15385), (3077, 6395)]