18798990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{89519}}^1$

素因数の和:89536

約数の個数: 32

約数和(自身を含む): 51563520

約数和(自身を除く): 32764530

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 89519, 179038, 268557, 447595, 537114, 626633, 895190, 1253266, 1342785, 1879899, 2685570, 3133165, 3759798, 6266330, 9399495, 18798990]

約数ペア:

[(1, 18798990), (2, 9399495), (3, 6266330), (5, 3759798), (6, 3133165), (7, 2685570), (10, 1879899), (14, 1342785), (15, 1253266), (21, 895190), (30, 626633), (35, 537114), (42, 447595), (70, 268557), (105, 179038), (210, 89519)]