18568030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{10987}}^1$

素因数の和:11020

約数の個数: 24

約数和(自身を含む): 36194472

約数和(自身を除く): 17626442

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 10987, 21974, 54935, 109870, 142831, 285662, 714155, 1428310, 1856803, 3713606, 9284015, 18568030]

約数ペア:

[(1, 18568030), (2, 9284015), (5, 3713606), (10, 1856803), (13, 1428310), (26, 714155), (65, 285662), (130, 142831), (169, 109870), (338, 54935), (845, 21974), (1690, 10987)]