20468085

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7297}}^1$

素因数の和:7333

約数の個数: 32

約数和(自身を含む): 37832832

約数和(自身を除く): 17364747

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 7297, 21891, 36485, 80267, 109455, 124049, 240801, 372147, 401335, 620245, 1204005, 1364539, 1860735, 4093617, 6822695, 20468085]

約数ペア:

[(1, 20468085), (3, 6822695), (5, 4093617), (11, 1860735), (15, 1364539), (17, 1204005), (33, 620245), (51, 401335), (55, 372147), (85, 240801), (165, 124049), (187, 109455), (255, 80267), (561, 36485), (935, 21891), (2805, 7297)]