31335538

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{11057}}^1$

素因数の和:11181

約数の個数: 16

約数和(自身を含む): 51087960

約数和(自身を除く): 19752422

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 11057, 22114, 143741, 287482, 1205213, 2410426, 15667769, 31335538]

約数ペア:

[(1, 31335538), (2, 15667769), (13, 2410426), (26, 1205213), (109, 287482), (218, 143741), (1417, 22114), (2834, 11057)]