18864978

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{1481}}^1$

素因数の和:1690

約数の個数: 32

約数和(自身を含む): 41401152

約数和(自身を除く): 22536174

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 193, 386, 579, 1158, 1481, 2123, 2962, 4246, 4443, 6369, 8886, 12738, 16291, 32582, 48873, 97746, 285833, 571666, 857499, 1714998, 3144163, 6288326, 9432489, 18864978]

約数ペア:

[(1, 18864978), (2, 9432489), (3, 6288326), (6, 3144163), (11, 1714998), (22, 857499), (33, 571666), (66, 285833), (193, 97746), (386, 48873), (579, 32582), (1158, 16291), (1481, 12738), (2123, 8886), (2962, 6369), (4246, 4443)]