18244890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2777}}^1$

素因数の和:2863

約数の個数: 48

約数和(自身を含む): 48103848

約数和(自身を除く): 29858958

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 73, 90, 146, 219, 365, 438, 657, 730, 1095, 1314, 2190, 2777, 3285, 5554, 6570, 8331, 13885, 16662, 24993, 27770, 41655, 49986, 83310, 124965, 202721, 249930, 405442, 608163, 1013605, 1216326, 1824489, 2027210, 3040815, 3648978, 6081630, 9122445, 18244890]

約数ペア:

[(1, 18244890), (2, 9122445), (3, 6081630), (5, 3648978), (6, 3040815), (9, 2027210), (10, 1824489), (15, 1216326), (18, 1013605), (30, 608163), (45, 405442), (73, 249930), (90, 202721), (146, 124965), (219, 83310), (365, 49986), (438, 41655), (657, 27770), (730, 24993), (1095, 16662), (1314, 13885), (2190, 8331), (2777, 6570), (3285, 5554)]