18888931740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{44973647}}^1$

素因数の和:44973666

約数の個数: 48

約数和(自身を含む): 60444582912

約数和(自身を除く): 41555651172

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 44973647, 89947294, 134920941, 179894588, 224868235, 269841882, 314815529, 449736470, 539683764, 629631058, 674604705, 899472940, 944446587, 1259262116, 1349209410, 1574077645, 1888893174, 2698418820, 3148155290, 3777786348, 4722232935, 6296310580, 9444465870, 18888931740]

約数ペア:

[(1, 18888931740), (2, 9444465870), (3, 6296310580), (4, 4722232935), (5, 3777786348), (6, 3148155290), (7, 2698418820), (10, 1888893174), (12, 1574077645), (14, 1349209410), (15, 1259262116), (20, 944446587), (21, 899472940), (28, 674604705), (30, 629631058), (35, 539683764), (42, 449736470), (60, 314815529), (70, 269841882), (84, 224868235), (105, 179894588), (140, 134920941), (210, 89947294), (420, 44973647)]