18242991

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3803}}^1$

素因数の和:3863

約数の個数: 24

約数和(自身を含む): 29077776

約数和(自身を除く): 10834785

約数列:

[1, 3, 9, 13, 39, 41, 117, 123, 369, 533, 1599, 3803, 4797, 11409, 34227, 49439, 148317, 155923, 444951, 467769, 1403307, 2026999, 6080997, 18242991]

約数ペア:

[(1, 18242991), (3, 6080997), (9, 2026999), (13, 1403307), (39, 467769), (41, 444951), (117, 155923), (123, 148317), (369, 49439), (533, 34227), (1599, 11409), (3803, 4797)]