18970784445

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{541}}^1\times {\mathrm{101641}}^1$

素因数の和:102213

約数の個数: 32

約数和(自身を含む): 31731819264

約数和(自身を除く): 12761034819

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 541, 1623, 2705, 8115, 12443, 37329, 62215, 101641, 186645, 304923, 508205, 1524615, 2337743, 7013229, 11688715, 35066145, 54987781, 164963343, 274938905, 824816715, 1264718963, 3794156889, 6323594815, 18970784445]

約数ペア:

[(1, 18970784445), (3, 6323594815), (5, 3794156889), (15, 1264718963), (23, 824816715), (69, 274938905), (115, 164963343), (345, 54987781), (541, 35066145), (1623, 11688715), (2705, 7013229), (8115, 2337743), (12443, 1524615), (37329, 508205), (62215, 304923), (101641, 186645)]