18315710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{37379}}^1$

素因数の和:37400

約数の個数: 24

約数和(自身を含む): 38351880

約数和(自身を除く): 20036170

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 37379, 74758, 186895, 261653, 373790, 523306, 1308265, 1831571, 2616530, 3663142, 9157855, 18315710]

約数ペア:

[(1, 18315710), (2, 9157855), (5, 3663142), (7, 2616530), (10, 1831571), (14, 1308265), (35, 523306), (49, 373790), (70, 261653), (98, 186895), (245, 74758), (490, 37379)]