18171870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1481}}^1$

素因数の和:1900

約数の個数: 32

約数和(自身を含む): 43748640

約数和(自身を除く): 25576770

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 409, 818, 1227, 1481, 2045, 2454, 2962, 4090, 4443, 6135, 7405, 8886, 12270, 14810, 22215, 44430, 605729, 1211458, 1817187, 3028645, 3634374, 6057290, 9085935, 18171870]

約数ペア:

[(1, 18171870), (2, 9085935), (3, 6057290), (5, 3634374), (6, 3028645), (10, 1817187), (15, 1211458), (30, 605729), (409, 44430), (818, 22215), (1227, 14810), (1481, 12270), (2045, 8886), (2454, 7405), (2962, 6135), (4090, 4443)]