18508545

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 35380800

約数和(自身を除く): 16872255

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 139, 165, 269, 417, 495, 695, 807, 1251, 1345, 1529, 2085, 2421, 2959, 4035, 4587, 6255, 7645, 8877, 12105, 13761, 14795, 22935, 26631, 37391, 44385, 68805, 112173, 133155, 186955, 336519, 411301, 560865, 1233903, 1682595, 2056505, 3701709, 6169515, 18508545]

約数ペア:

[(1, 18508545), (3, 6169515), (5, 3701709), (9, 2056505), (11, 1682595), (15, 1233903), (33, 560865), (45, 411301), (55, 336519), (99, 186955), (139, 133155), (165, 112173), (269, 68805), (417, 44385), (495, 37391), (695, 26631), (807, 22935), (1251, 14795), (1345, 13761), (1529, 12105), (2085, 8877), (2421, 7645), (2959, 6255), (4035, 4587)]