22036820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{647}}^1$

素因数の和:800

約数の個数: 48

約数和(自身を含む): 50295168

約数和(自身を除く): 28258348

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 131, 260, 262, 524, 647, 655, 1294, 1310, 1703, 2588, 2620, 3235, 3406, 6470, 6812, 8411, 8515, 12940, 16822, 17030, 33644, 34060, 42055, 84110, 84757, 168220, 169514, 339028, 423785, 847570, 1101841, 1695140, 2203682, 4407364, 5509205, 11018410, 22036820]

約数ペア:

[(1, 22036820), (2, 11018410), (4, 5509205), (5, 4407364), (10, 2203682), (13, 1695140), (20, 1101841), (26, 847570), (52, 423785), (65, 339028), (130, 169514), (131, 168220), (260, 84757), (262, 84110), (524, 42055), (647, 34060), (655, 33644), (1294, 17030), (1310, 16822), (1703, 12940), (2588, 8515), (2620, 8411), (3235, 6812), (3406, 6470)]