20984602

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^2$

素因数の和:274

約数の個数: 24

約数和(自身を含む): 33938784

約数和(自身を除く): 12954182

約数列:

[1, 2, 23, 43, 46, 86, 103, 206, 989, 1978, 2369, 4429, 4738, 8858, 10609, 21218, 101867, 203734, 244007, 456187, 488014, 912374, 10492301, 20984602]

約数ペア:

[(1, 20984602), (2, 10492301), (23, 912374), (43, 488014), (46, 456187), (86, 244007), (103, 203734), (206, 101867), (989, 21218), (1978, 10609), (2369, 8858), (4429, 4738)]