19618904

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{46271}}^1$

素因数の和:46330

約数の個数: 16

約数和(自身を含む): 37480320

約数和(自身を除く): 17861416

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 46271, 92542, 185084, 370168, 2452363, 4904726, 9809452, 19618904]

約数ペア:

[(1, 19618904), (2, 9809452), (4, 4904726), (8, 2452363), (53, 370168), (106, 185084), (212, 92542), (424, 46271)]