18115940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{24481}}^1$

素因数の和:24527

約数の個数: 24

約数和(自身を含む): 39073272

約数和(自身を除く): 20957332

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 24481, 48962, 97924, 122405, 244810, 489620, 905797, 1811594, 3623188, 4528985, 9057970, 18115940]

約数ペア:

[(1, 18115940), (2, 9057970), (4, 4528985), (5, 3623188), (10, 1811594), (20, 905797), (37, 489620), (74, 244810), (148, 122405), (185, 97924), (370, 48962), (740, 24481)]