20236645

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 30030336

約数和(自身を除く): 9793691

約数列:

[1, 5, 11, 13, 31, 55, 65, 83, 121, 143, 155, 341, 403, 415, 605, 715, 913, 1079, 1573, 1705, 2015, 2573, 3751, 4433, 4565, 5395, 7865, 10043, 11869, 12865, 18755, 22165, 28303, 33449, 48763, 50215, 59345, 130559, 141515, 167245, 243815, 311333, 367939, 652795, 1556665, 1839695, 4047329, 20236645]

約数ペア:

[(1, 20236645), (5, 4047329), (11, 1839695), (13, 1556665), (31, 652795), (55, 367939), (65, 311333), (83, 243815), (121, 167245), (143, 141515), (155, 130559), (341, 59345), (403, 50215), (415, 48763), (605, 33449), (715, 28303), (913, 22165), (1079, 18755), (1573, 12865), (1705, 11869), (2015, 10043), (2573, 7865), (3751, 5395), (4433, 4565)]