18637570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1471}}^1$

素因数の和:1666

約数の個数: 32

約数和(自身を含む): 38578176

約数和(自身を除く): 19940606

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 181, 362, 905, 1267, 1471, 1810, 2534, 2942, 6335, 7355, 10297, 12670, 14710, 20594, 51485, 102970, 266251, 532502, 1331255, 1863757, 2662510, 3727514, 9318785, 18637570]

約数ペア:

[(1, 18637570), (2, 9318785), (5, 3727514), (7, 2662510), (10, 1863757), (14, 1331255), (35, 532502), (70, 266251), (181, 102970), (362, 51485), (905, 20594), (1267, 14710), (1471, 12670), (1810, 10297), (2534, 7355), (2942, 6335)]