20095581

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{317}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 31321728

約数和(自身を除く): 11226147

約数列:

[1, 3, 11, 17, 33, 51, 113, 187, 317, 339, 561, 951, 1243, 1921, 3487, 3729, 5389, 5763, 10461, 16167, 21131, 35821, 59279, 63393, 107463, 177837, 394031, 608957, 1182093, 1826871, 6698527, 20095581]

約数ペア:

[(1, 20095581), (3, 6698527), (11, 1826871), (17, 1182093), (33, 608957), (51, 394031), (113, 177837), (187, 107463), (317, 63393), (339, 59279), (561, 35821), (951, 21131), (1243, 16167), (1921, 10461), (3487, 5763), (3729, 5389)]