205399088

素因数分解:

$2^4\times {\mathrm{607}}^1\times {\mathrm{21149}}^1$

素因数の和:21764

約数の個数: 20

約数和(自身を含む): 398635200

約数和(自身を除く): 193236112

約数列:

[1, 2, 4, 8, 16, 607, 1214, 2428, 4856, 9712, 21149, 42298, 84596, 169192, 338384, 12837443, 25674886, 51349772, 102699544, 205399088]

約数ペア:

[(1, 205399088), (2, 102699544), (4, 51349772), (8, 25674886), (16, 12837443), (607, 338384), (1214, 169192), (2428, 84596), (4856, 42298), (9712, 21149)]