20317654

素因数分解:

$2^1\times 7^2\times {\mathrm{151}}^1\times {\mathrm{1373}}^1$

素因数の和:1540

約数の個数: 24

約数和(自身を含む): 35713008

約数和(自身を除く): 15395354

約数列:

[1, 2, 7, 14, 49, 98, 151, 302, 1057, 1373, 2114, 2746, 7399, 9611, 14798, 19222, 67277, 134554, 207323, 414646, 1451261, 2902522, 10158827, 20317654]

約数ペア:

[(1, 20317654), (2, 10158827), (7, 2902522), (14, 1451261), (49, 414646), (98, 207323), (151, 134554), (302, 67277), (1057, 19222), (1373, 14798), (2114, 9611), (2746, 7399)]