20137378

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{1601}}^1$

素因数の和:1953

約数の個数: 16

約数和(自身を含む): 31911840

約数和(自身を除く): 11774462

約数列:

[1, 2, 19, 38, 331, 662, 1601, 3202, 6289, 12578, 30419, 60838, 529931, 1059862, 10068689, 20137378]

約数ペア:

[(1, 20137378), (2, 10068689), (19, 1059862), (38, 529931), (331, 60838), (662, 30419), (1601, 12578), (3202, 6289)]