18323890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2999}}^1$

素因数の和:3066

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 17964110

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 2999, 3055, 5998, 6110, 14995, 29990, 38987, 77974, 140953, 194935, 281906, 389870, 704765, 1409530, 1832389, 3664778, 9161945, 18323890]

約数ペア:

[(1, 18323890), (2, 9161945), (5, 3664778), (10, 1832389), (13, 1409530), (26, 704765), (47, 389870), (65, 281906), (94, 194935), (130, 140953), (235, 77974), (470, 38987), (611, 29990), (1222, 14995), (2999, 6110), (3055, 5998)]