18329660

素因数分解:

$2^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{3407}}^1$

素因数の和:3685

約数の個数: 24

約数和(自身を含む): 38646720

約数和(自身を除く): 20317060

約数列:

[1, 2, 4, 5, 10, 20, 269, 538, 1076, 1345, 2690, 3407, 5380, 6814, 13628, 17035, 34070, 68140, 916483, 1832966, 3665932, 4582415, 9164830, 18329660]

約数ペア:

[(1, 18329660), (2, 9164830), (4, 4582415), (5, 3665932), (10, 1832966), (20, 916483), (269, 68140), (538, 34070), (1076, 17035), (1345, 13628), (2690, 6814), (3407, 5380)]