19665492

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21283}}^1$

素因数の和:21308

約数の個数: 48

約数和(自身を含む): 57211392

約数和(自身を除く): 37545900

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 21283, 42566, 63849, 85132, 127698, 148981, 234113, 255396, 297962, 446943, 468226, 595924, 702339, 893886, 936452, 1404678, 1638791, 1787772, 2809356, 3277582, 4916373, 6555164, 9832746, 19665492]

約数ペア:

[(1, 19665492), (2, 9832746), (3, 6555164), (4, 4916373), (6, 3277582), (7, 2809356), (11, 1787772), (12, 1638791), (14, 1404678), (21, 936452), (22, 893886), (28, 702339), (33, 595924), (42, 468226), (44, 446943), (66, 297962), (77, 255396), (84, 234113), (132, 148981), (154, 127698), (231, 85132), (308, 63849), (462, 42566), (924, 21283)]