18040460

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{24379}}^1$

素因数の和:24425

約数の個数: 24

約数和(自身を含む): 38910480

約数和(自身を除く): 20870020

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 24379, 48758, 97516, 121895, 243790, 487580, 902023, 1804046, 3608092, 4510115, 9020230, 18040460]

約数ペア:

[(1, 18040460), (2, 9020230), (4, 4510115), (5, 3608092), (10, 1804046), (20, 902023), (37, 487580), (74, 243790), (148, 121895), (185, 97516), (370, 48758), (740, 24379)]