18802850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2011}}^1$

素因数の和:2051

約数の個数: 48

約数和(自身を含む): 40417056

約数和(自身を除く): 21614206

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 50, 55, 85, 110, 170, 187, 275, 374, 425, 550, 850, 935, 1870, 2011, 4022, 4675, 9350, 10055, 20110, 22121, 34187, 44242, 50275, 68374, 100550, 110605, 170935, 221210, 341870, 376057, 553025, 752114, 854675, 1106050, 1709350, 1880285, 3760570, 9401425, 18802850]

約数ペア:

[(1, 18802850), (2, 9401425), (5, 3760570), (10, 1880285), (11, 1709350), (17, 1106050), (22, 854675), (25, 752114), (34, 553025), (50, 376057), (55, 341870), (85, 221210), (110, 170935), (170, 110605), (187, 100550), (275, 68374), (374, 50275), (425, 44242), (550, 34187), (850, 22121), (935, 20110), (1870, 10055), (2011, 9350), (4022, 4675)]