20218674

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{68771}}^1$

素因数の和:68790

約数の個数: 24

約数和(自身を含む): 47040048

約数和(自身を除く): 26821374

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 68771, 137542, 206313, 412626, 481397, 962794, 1444191, 2888382, 3369779, 6739558, 10109337, 20218674]

約数ペア:

[(1, 20218674), (2, 10109337), (3, 6739558), (6, 3369779), (7, 2888382), (14, 1444191), (21, 962794), (42, 481397), (49, 412626), (98, 206313), (147, 137542), (294, 68771)]