20501626

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 34309440

約数和(自身を除く): 13807814

約数列:

[1, 2, 17, 34, 37, 43, 74, 86, 379, 629, 731, 758, 1258, 1462, 1591, 3182, 6443, 12886, 14023, 16297, 27047, 28046, 32594, 54094, 238391, 277049, 476782, 554098, 602989, 1205978, 10250813, 20501626]

約数ペア:

[(1, 20501626), (2, 10250813), (17, 1205978), (34, 602989), (37, 554098), (43, 476782), (74, 277049), (86, 238391), (379, 54094), (629, 32594), (731, 28046), (758, 27047), (1258, 16297), (1462, 14023), (1591, 12886), (3182, 6443)]