18543290

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2179}}^1$

素因数の和:2246

約数の個数: 32

約数和(自身を含む): 35786880

約数和(自身を除く): 17243590

約数列:

[1, 2, 5, 10, 23, 37, 46, 74, 115, 185, 230, 370, 851, 1702, 2179, 4255, 4358, 8510, 10895, 21790, 50117, 80623, 100234, 161246, 250585, 403115, 501170, 806230, 1854329, 3708658, 9271645, 18543290]

約数ペア:

[(1, 18543290), (2, 9271645), (5, 3708658), (10, 1854329), (23, 806230), (37, 501170), (46, 403115), (74, 250585), (115, 161246), (185, 100234), (230, 80623), (370, 50117), (851, 21790), (1702, 10895), (2179, 8510), (4255, 4358)]