31468138

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{157}}^1\times {\mathrm{593}}^1$

素因数の和:778

約数の個数: 24

約数和(自身を含む): 51524748

約数和(自身を除く): 20056610

約数列:

[1, 2, 13, 26, 157, 169, 314, 338, 593, 1186, 2041, 4082, 7709, 15418, 26533, 53066, 93101, 100217, 186202, 200434, 1210313, 2420626, 15734069, 31468138]

約数ペア:

[(1, 31468138), (2, 15734069), (13, 2420626), (26, 1210313), (157, 200434), (169, 186202), (314, 100217), (338, 93101), (593, 53066), (1186, 26533), (2041, 15418), (4082, 7709)]