20109696045

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{503}}^1\times {\mathrm{929}}^1$

素因数の和:1610

約数の個数: 64

約数和(自身を含む): 34197811200

約数和(自身を除く): 14088115155

約数列:

[1, 3, 5, 15, 19, 57, 95, 151, 285, 453, 503, 755, 929, 1509, 2265, 2515, 2787, 2869, 4645, 7545, 8607, 9557, 13935, 14345, 17651, 28671, 43035, 47785, 52953, 75953, 88255, 140279, 143355, 227859, 264765, 379765, 420837, 467287, 701395, 1139295, 1401861, 1443107, 2104185, 2336435, 2665301, 4329321, 7009305, 7215535, 7995903, 8878453, 13326505, 21646605, 26635359, 39979515, 44392265, 70560337, 133176795, 211681011, 352801685, 1058405055, 1340646403, 4021939209, 6703232015, 20109696045]

約数ペア:

[(1, 20109696045), (3, 6703232015), (5, 4021939209), (15, 1340646403), (19, 1058405055), (57, 352801685), (95, 211681011), (151, 133176795), (285, 70560337), (453, 44392265), (503, 39979515), (755, 26635359), (929, 21646605), (1509, 13326505), (2265, 8878453), (2515, 7995903), (2787, 7215535), (2869, 7009305), (4645, 4329321), (7545, 2665301), (8607, 2336435), (9557, 2104185), (13935, 1443107), (14345, 1401861), (17651, 1139295), (28671, 701395), (43035, 467287), (47785, 420837), (52953, 379765), (75953, 264765), (88255, 227859), (140279, 143355)]