18771027

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{311}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 28753920

約数和(自身を除く): 9982893

約数列:

[1, 3, 11, 31, 33, 59, 93, 177, 311, 341, 649, 933, 1023, 1829, 1947, 3421, 5487, 9641, 10263, 18349, 20119, 28923, 55047, 60357, 106051, 201839, 318153, 568819, 605517, 1706457, 6257009, 18771027]

約数ペア:

[(1, 18771027), (3, 6257009), (11, 1706457), (31, 605517), (33, 568819), (59, 318153), (93, 201839), (177, 106051), (311, 60357), (341, 55047), (649, 28923), (933, 20119), (1023, 18349), (1829, 10263), (1947, 9641), (3421, 5487)]