19493908

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{14813}}^1$

素因数の和:14871

約数の個数: 24

約数和(自身を含む): 39820032

約数和(自身を除く): 20326124

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 14813, 29626, 59252, 103691, 207382, 414764, 696211, 1392422, 2784844, 4873477, 9746954, 19493908]

約数ペア:

[(1, 19493908), (2, 9746954), (4, 4873477), (7, 2784844), (14, 1392422), (28, 696211), (47, 414764), (94, 207382), (188, 103691), (329, 59252), (658, 29626), (1316, 14813)]