20731007198

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{4508701}}^1$

素因数の和:4508744

約数の個数: 24

約数和(自身を含む): 35979441960

約数和(自身を除く): 15248434762

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2299, 4598, 4508701, 9017402, 49595711, 85665319, 99191422, 171330638, 545552821, 942318509, 1091105642, 1884637018, 10365503599, 20731007198]

約数ペア:

[(1, 20731007198), (2, 10365503599), (11, 1884637018), (19, 1091105642), (22, 942318509), (38, 545552821), (121, 171330638), (209, 99191422), (242, 85665319), (418, 49595711), (2299, 9017402), (4598, 4508701)]