22490728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12721}}^1$

素因数の和:12757

約数の個数: 32

約数和(自身を含む): 48089160

約数和(自身を除く): 25598432

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 12721, 25442, 50884, 101768, 165373, 216257, 330746, 432514, 661492, 865028, 1322984, 1730056, 2811341, 5622682, 11245364, 22490728]

約数ペア:

[(1, 22490728), (2, 11245364), (4, 5622682), (8, 2811341), (13, 1730056), (17, 1322984), (26, 865028), (34, 661492), (52, 432514), (68, 330746), (104, 216257), (136, 165373), (221, 101768), (442, 50884), (884, 25442), (1768, 12721)]