20805004336

素因数分解:

$2^4\times {\mathrm{6091}}^1\times {\mathrm{213481}}^1$

素因数の和:219580

約数の個数: 20

約数和(自身を含む): 40316502664

約数和(自身を除く): 19511498328

約数列:

[1, 2, 4, 8, 16, 6091, 12182, 24364, 48728, 97456, 213481, 426962, 853924, 1707848, 3415696, 1300312771, 2600625542, 5201251084, 10402502168, 20805004336]

約数ペア:

[(1, 20805004336), (2, 10402502168), (4, 5201251084), (8, 2600625542), (16, 1300312771), (6091, 3415696), (12182, 1707848), (24364, 853924), (48728, 426962), (97456, 213481)]