20171438

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{5563}}^1$

素因数の和:5616

約数の個数: 24

約数和(自身を含む): 36154872

約数和(自身を除く): 15983434

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 259, 518, 1813, 3626, 5563, 11126, 38941, 77882, 205831, 272587, 411662, 545174, 1440817, 2881634, 10085719, 20171438]

約数ペア:

[(1, 20171438), (2, 10085719), (7, 2881634), (14, 1440817), (37, 545174), (49, 411662), (74, 272587), (98, 205831), (259, 77882), (518, 38941), (1813, 11126), (3626, 5563)]