20339631765

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2643227}}^1$

素因数の和:2643263

約数の個数: 40

約数和(自身を含む): 38379670560

約数和(自身を除く): 18040038795

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 2565, 7695, 2643227, 7929681, 13216135, 23789043, 39648405, 50221313, 71367129, 118945215, 150663939, 214101387, 251106565, 356835645, 451991817, 753319695, 1070506935, 1355975451, 2259959085, 4067926353, 6779877255, 20339631765]

約数ペア:

[(1, 20339631765), (3, 6779877255), (5, 4067926353), (9, 2259959085), (15, 1355975451), (19, 1070506935), (27, 753319695), (45, 451991817), (57, 356835645), (81, 251106565), (95, 214101387), (135, 150663939), (171, 118945215), (285, 71367129), (405, 50221313), (513, 39648405), (855, 23789043), (1539, 13216135), (2565, 7929681), (7695, 2643227)]