19952842

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2963}}^1$

素因数の和:3022

約数の個数: 32

約数和(自身を含む): 37844352

約数和(自身を除く): 17891510

約数列:

[1, 2, 7, 13, 14, 26, 37, 74, 91, 182, 259, 481, 518, 962, 2963, 3367, 5926, 6734, 20741, 38519, 41482, 77038, 109631, 219262, 269633, 539266, 767417, 1425203, 1534834, 2850406, 9976421, 19952842]

約数ペア:

[(1, 19952842), (2, 9976421), (7, 2850406), (13, 1534834), (14, 1425203), (26, 767417), (37, 539266), (74, 269633), (91, 219262), (182, 109631), (259, 77038), (481, 41482), (518, 38519), (962, 20741), (2963, 6734), (3367, 5926)]