20147678222

素因数分解:

$2^1\times 7^1\times {\mathrm{47797}}^1\times {\mathrm{30109}}^1$

素因数の和:77915

約数の個数: 16

約数和(自身を含む): 34540746720

約数和(自身を除く): 14393068498

約数列:

[1, 2, 7, 14, 30109, 47797, 60218, 95594, 210763, 334579, 421526, 669158, 1439119873, 2878239746, 10073839111, 20147678222]

約数ペア:

[(1, 20147678222), (2, 10073839111), (7, 2878239746), (14, 1439119873), (30109, 669158), (47797, 421526), (60218, 334579), (95594, 210763)]