18660959172

素因数分解:

$2^2\times 3^4\times {\mathrm{101}}^1\times {\mathrm{570253}}^1$

素因数の和:570370

約数の個数: 60

約数和(自身を含む): 49266524076

約数和(自身を除く): 30605564904

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 101, 108, 162, 202, 303, 324, 404, 606, 909, 1212, 1818, 2727, 3636, 5454, 8181, 10908, 16362, 32724, 570253, 1140506, 1710759, 2281012, 3421518, 5132277, 6843036, 10264554, 15396831, 20529108, 30793662, 46190493, 57595553, 61587324, 92380986, 115191106, 172786659, 184761972, 230382212, 345573318, 518359977, 691146636, 1036719954, 1555079931, 2073439908, 3110159862, 4665239793, 6220319724, 9330479586, 18660959172]

約数ペア:

[(1, 18660959172), (2, 9330479586), (3, 6220319724), (4, 4665239793), (6, 3110159862), (9, 2073439908), (12, 1555079931), (18, 1036719954), (27, 691146636), (36, 518359977), (54, 345573318), (81, 230382212), (101, 184761972), (108, 172786659), (162, 115191106), (202, 92380986), (303, 61587324), (324, 57595553), (404, 46190493), (606, 30793662), (909, 20529108), (1212, 15396831), (1818, 10264554), (2727, 6843036), (3636, 5132277), (5454, 3421518), (8181, 2281012), (10908, 1710759), (16362, 1140506), (32724, 570253)]