18515364

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{220421}}^1$

素因数の和:220435

約数の個数: 24

約数和(自身を含む): 49374528

約数和(自身を除く): 30859164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 220421, 440842, 661263, 881684, 1322526, 1542947, 2645052, 3085894, 4628841, 6171788, 9257682, 18515364]

約数ペア:

[(1, 18515364), (2, 9257682), (3, 6171788), (4, 4628841), (6, 3085894), (7, 2645052), (12, 1542947), (14, 1322526), (21, 881684), (28, 661263), (42, 440842), (84, 220421)]