20212561171

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{13627}}^1$

素因数の和:13855

約数の個数: 32

約数和(自身を含む): 23863173120

約数和(自身を除く): 3650611949

約数列:

[1, 11, 19, 47, 151, 209, 517, 893, 1661, 2869, 7097, 9823, 13627, 31559, 78067, 134843, 149897, 258913, 640469, 1483273, 2057677, 2848043, 7045159, 12168911, 22634447, 39095863, 96710819, 133858021, 430054493, 1063819009, 1837505561, 20212561171]

約数ペア:

[(1, 20212561171), (11, 1837505561), (19, 1063819009), (47, 430054493), (151, 133858021), (209, 96710819), (517, 39095863), (893, 22634447), (1661, 12168911), (2869, 7045159), (7097, 2848043), (9823, 2057677), (13627, 1483273), (31559, 640469), (78067, 258913), (134843, 149897)]