18500510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11491}}^1$

素因数の和:11528

約数の個数: 32

約数和(自身を含む): 39716352

約数和(自身を除く): 21215842

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 11491, 22982, 57455, 80437, 114910, 160874, 264293, 402185, 528586, 804370, 1321465, 1850051, 2642930, 3700102, 9250255, 18500510]

約数ペア:

[(1, 18500510), (2, 9250255), (5, 3700102), (7, 2642930), (10, 1850051), (14, 1321465), (23, 804370), (35, 528586), (46, 402185), (70, 264293), (115, 160874), (161, 114910), (230, 80437), (322, 57455), (805, 22982), (1610, 11491)]