20477782

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41453}}^1$

素因数の和:41487

約数の個数: 16

約数和(自身を含む): 34821360

約数和(自身を除く): 14343578

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 41453, 82906, 538889, 787607, 1077778, 1575214, 10238891, 20477782]

約数ペア:

[(1, 20477782), (2, 10238891), (13, 1575214), (19, 1077778), (26, 787607), (38, 538889), (247, 82906), (494, 41453)]