28526576

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{137147}}^1$

素因数の和:137168

約数の個数: 20

約数和(自身を含む): 59522232

約数和(自身を除く): 30995656

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 137147, 274294, 548588, 1097176, 1782911, 2194352, 3565822, 7131644, 14263288, 28526576]

約数ペア:

[(1, 28526576), (2, 14263288), (4, 7131644), (8, 3565822), (13, 2194352), (16, 1782911), (26, 1097176), (52, 548588), (104, 274294), (208, 137147)]