19256930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:395

約数の個数: 64

約数和(自身を含む): 43856640

約数和(自身を除く): 24599710

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 89, 110, 154, 178, 281, 385, 445, 562, 623, 770, 890, 979, 1246, 1405, 1958, 1967, 2810, 3091, 3115, 3934, 4895, 6182, 6230, 6853, 9790, 9835, 13706, 15455, 19670, 21637, 25009, 30910, 34265, 43274, 50018, 68530, 108185, 125045, 175063, 216370, 250090, 275099, 350126, 550198, 875315, 1375495, 1750630, 1925693, 2750990, 3851386, 9628465, 19256930]

約数ペア:

[(1, 19256930), (2, 9628465), (5, 3851386), (7, 2750990), (10, 1925693), (11, 1750630), (14, 1375495), (22, 875315), (35, 550198), (55, 350126), (70, 275099), (77, 250090), (89, 216370), (110, 175063), (154, 125045), (178, 108185), (281, 68530), (385, 50018), (445, 43274), (562, 34265), (623, 30910), (770, 25009), (890, 21637), (979, 19670), (1246, 15455), (1405, 13706), (1958, 9835), (1967, 9790), (2810, 6853), (3091, 6230), (3115, 6182), (3934, 4895)]