19968382

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{5507}}^1$

素因数の和:5560

約数の個数: 24

約数和(自身を含む): 35790984

約数和(自身を除く): 15822602

約数列:

[1, 2, 7, 14, 37, 49, 74, 98, 259, 518, 1813, 3626, 5507, 11014, 38549, 77098, 203759, 269843, 407518, 539686, 1426313, 2852626, 9984191, 19968382]

約数ペア:

[(1, 19968382), (2, 9984191), (7, 2852626), (14, 1426313), (37, 539686), (49, 407518), (74, 269843), (98, 203759), (259, 77098), (518, 38549), (1813, 11014), (3626, 5507)]