18836380

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{14057}}^1$

素因数の和:14133

約数の個数: 24

約数和(自身を含む): 40149648

約数和(自身を除く): 21313268

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 14057, 28114, 56228, 70285, 140570, 281140, 941819, 1883638, 3767276, 4709095, 9418190, 18836380]

約数ペア:

[(1, 18836380), (2, 9418190), (4, 4709095), (5, 3767276), (10, 1883638), (20, 941819), (67, 281140), (134, 140570), (268, 70285), (335, 56228), (670, 28114), (1340, 14057)]