16263988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1217}}^1$

素因数の和:1491

約数の個数: 24

約数和(自身を含む): 30795912

約数和(自身を除く): 14531924

約数列:

[1, 2, 4, 13, 26, 52, 257, 514, 1028, 1217, 2434, 3341, 4868, 6682, 13364, 15821, 31642, 63284, 312769, 625538, 1251076, 4065997, 8131994, 16263988]

約数ペア:

[(1, 16263988), (2, 8131994), (4, 4065997), (13, 1251076), (26, 625538), (52, 312769), (257, 63284), (514, 31642), (1028, 15821), (1217, 13364), (2434, 6682), (3341, 4868)]