20211464

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27763}}^1$

素因数の和:27789

約数の個数: 32

約数和(自身を含む): 46643520

約数和(自身を除く): 26432056

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 27763, 55526, 111052, 194341, 222104, 360919, 388682, 721838, 777364, 1443676, 1554728, 2526433, 2887352, 5052866, 10105732, 20211464]

約数ペア:

[(1, 20211464), (2, 10105732), (4, 5052866), (7, 2887352), (8, 2526433), (13, 1554728), (14, 1443676), (26, 777364), (28, 721838), (52, 388682), (56, 360919), (91, 222104), (104, 194341), (182, 111052), (364, 55526), (728, 27763)]