18220636

素因数分解:

$2^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{3407}}^1$

素因数の和:3609

約数の個数: 24

約数和(自身を含む): 36642816

約数和(自身を除く): 18422180

約数列:

[1, 2, 4, 7, 14, 28, 191, 382, 764, 1337, 2674, 3407, 5348, 6814, 13628, 23849, 47698, 95396, 650737, 1301474, 2602948, 4555159, 9110318, 18220636]

約数ペア:

[(1, 18220636), (2, 9110318), (4, 4555159), (7, 2602948), (14, 1301474), (28, 650737), (191, 95396), (382, 47698), (764, 23849), (1337, 13628), (2674, 6814), (3407, 5348)]