20984546

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{7883}}^1$

素因数の和:7918

約数の個数: 16

約数和(自身を含む): 34626528

約数和(自身を除く): 13641982

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 7883, 15766, 86713, 173426, 953843, 1907686, 10492273, 20984546]

約数ペア:

[(1, 20984546), (2, 10492273), (11, 1907686), (22, 953843), (121, 173426), (242, 86713), (1331, 15766), (2662, 7883)]