18185510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1087}}^1$

素因数の和:1340

約数の個数: 32

約数和(自身を含む): 37601280

約数和(自身を除く): 19415770

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 239, 478, 1087, 1195, 1673, 2174, 2390, 3346, 5435, 7609, 8365, 10870, 15218, 16730, 38045, 76090, 259793, 519586, 1298965, 1818551, 2597930, 3637102, 9092755, 18185510]

約数ペア:

[(1, 18185510), (2, 9092755), (5, 3637102), (7, 2597930), (10, 1818551), (14, 1298965), (35, 519586), (70, 259793), (239, 76090), (478, 38045), (1087, 16730), (1195, 15218), (1673, 10870), (2174, 8365), (2390, 7609), (3346, 5435)]