20187378

素因数分解:

$2^1\times 3^2\times {\mathrm{197}}^1\times {\mathrm{5693}}^1$

素因数の和:5898

約数の個数: 24

約数和(自身を含む): 43969068

約数和(自身を除く): 23781690

約数列:

[1, 2, 3, 6, 9, 18, 197, 394, 591, 1182, 1773, 3546, 5693, 11386, 17079, 34158, 51237, 102474, 1121521, 2243042, 3364563, 6729126, 10093689, 20187378]

約数ペア:

[(1, 20187378), (2, 10093689), (3, 6729126), (6, 3364563), (9, 2243042), (18, 1121521), (197, 102474), (394, 51237), (591, 34158), (1182, 17079), (1773, 11386), (3546, 5693)]