4165456

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{1013}}^1$

素因数の和:1278

約数の個数: 20

約数和(自身を含む): 8109972

約数和(自身を除く): 3944516

約数列:

[1, 2, 4, 8, 16, 257, 514, 1013, 1028, 2026, 2056, 4052, 4112, 8104, 16208, 260341, 520682, 1041364, 2082728, 4165456]

約数ペア:

[(1, 4165456), (2, 2082728), (4, 1041364), (8, 520682), (16, 260341), (257, 16208), (514, 8104), (1013, 4112), (1028, 4052), (2026, 2056)]