18064060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6791}}^1$

素因数の和:6826

約数の個数: 48

約数和(自身を含む): 45642240

約数和(自身を除く): 27578180

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 6791, 13582, 27164, 33955, 47537, 67910, 95074, 129029, 135820, 190148, 237685, 258058, 475370, 516116, 645145, 903203, 950740, 1290290, 1806406, 2580580, 3612812, 4516015, 9032030, 18064060]

約数ペア:

[(1, 18064060), (2, 9032030), (4, 4516015), (5, 3612812), (7, 2580580), (10, 1806406), (14, 1290290), (19, 950740), (20, 903203), (28, 645145), (35, 516116), (38, 475370), (70, 258058), (76, 237685), (95, 190148), (133, 135820), (140, 129029), (190, 95074), (266, 67910), (380, 47537), (532, 33955), (665, 27164), (1330, 13582), (2660, 6791)]