18200565

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4349}}^1$

素因数の和:4394

約数の個数: 32

約数和(自身を含む): 33408000

約数和(自身を除く): 15207435

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 1395, 4185, 4349, 13047, 21745, 39141, 65235, 117423, 134819, 195705, 404457, 587115, 674095, 1213371, 2022285, 3640113, 6066855, 18200565]

約数ペア:

[(1, 18200565), (3, 6066855), (5, 3640113), (9, 2022285), (15, 1213371), (27, 674095), (31, 587115), (45, 404457), (93, 195705), (135, 134819), (155, 117423), (279, 65235), (465, 39141), (837, 21745), (1395, 13047), (4185, 4349)]