18855340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{134681}}^1$

素因数の和:134697

約数の個数: 24

約数和(自身を含む): 45253152

約数和(自身を除く): 26397812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 134681, 269362, 538724, 673405, 942767, 1346810, 1885534, 2693620, 3771068, 4713835, 9427670, 18855340]

約数ペア:

[(1, 18855340), (2, 9427670), (4, 4713835), (5, 3771068), (7, 2693620), (10, 1885534), (14, 1346810), (20, 942767), (28, 673405), (35, 538724), (70, 269362), (140, 134681)]