18499518334

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{317}}^1\times {\mathrm{71693}}^1$

素因数の和:72060

約数の個数: 32

約数和(自身を含む): 31188610656

約数和(自身を除く): 12689092322

約数列:

[1, 2, 11, 22, 37, 74, 317, 407, 634, 814, 3487, 6974, 11729, 23458, 71693, 129019, 143386, 258038, 788623, 1577246, 2652641, 5305282, 22726681, 29179051, 45453362, 58358102, 249993491, 499986982, 840887197, 1681774394, 9249759167, 18499518334]

約数ペア:

[(1, 18499518334), (2, 9249759167), (11, 1681774394), (22, 840887197), (37, 499986982), (74, 249993491), (317, 58358102), (407, 45453362), (634, 29179051), (814, 22726681), (3487, 5305282), (6974, 2652641), (11729, 1577246), (23458, 788623), (71693, 258038), (129019, 143386)]