18629140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{30047}}^1$

素因数の和:30087

約数の個数: 24

約数和(自身を含む): 40384512

約数和(自身を除く): 21755372

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 30047, 60094, 120188, 150235, 300470, 600940, 931457, 1862914, 3725828, 4657285, 9314570, 18629140]

約数ペア:

[(1, 18629140), (2, 9314570), (4, 4657285), (5, 3725828), (10, 1862914), (20, 931457), (31, 600940), (62, 300470), (124, 150235), (155, 120188), (310, 60094), (620, 30047)]