18767350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^2$

素因数の和:134

約数の個数: 72

約数和(自身を含む): 42251760

約数和(自身を除く): 23484410

約数列:

[1, 2, 5, 7, 10, 14, 25, 29, 35, 43, 50, 58, 70, 86, 145, 175, 203, 215, 290, 301, 350, 406, 430, 602, 725, 1015, 1075, 1247, 1450, 1505, 1849, 2030, 2150, 2494, 3010, 3698, 5075, 6235, 7525, 8729, 9245, 10150, 12470, 12943, 15050, 17458, 18490, 25886, 31175, 43645, 46225, 53621, 62350, 64715, 87290, 92450, 107242, 129430, 218225, 268105, 323575, 375347, 436450, 536210, 647150, 750694, 1340525, 1876735, 2681050, 3753470, 9383675, 18767350]

約数ペア:

[(1, 18767350), (2, 9383675), (5, 3753470), (7, 2681050), (10, 1876735), (14, 1340525), (25, 750694), (29, 647150), (35, 536210), (43, 436450), (50, 375347), (58, 323575), (70, 268105), (86, 218225), (145, 129430), (175, 107242), (203, 92450), (215, 87290), (290, 64715), (301, 62350), (350, 53621), (406, 46225), (430, 43645), (602, 31175), (725, 25886), (1015, 18490), (1075, 17458), (1247, 15050), (1450, 12943), (1505, 12470), (1849, 10150), (2030, 9245), (2150, 8729), (2494, 7525), (3010, 6235), (3698, 5075)]