20147661605

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{941}}^1\times {\mathrm{251893}}^1$

素因数の和:252856

約数の個数: 16

約数和(自身を含む): 25626687984

約数和(自身を除く): 5479026379

約数列:

[1, 5, 17, 85, 941, 4705, 15997, 79985, 251893, 1259465, 4282181, 21410905, 237031313, 1185156565, 4029532321, 20147661605]

約数ペア:

[(1, 20147661605), (5, 4029532321), (17, 1185156565), (85, 237031313), (941, 21410905), (4705, 4282181), (15997, 1259465), (79985, 251893)]