20180991765

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{417437}}^1$

素因数の和:417749

約数の個数: 32

約数和(自身を含む): 35345310336

約数和(自身を除く): 15164318571

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 293, 879, 1465, 3223, 4395, 9669, 16115, 48345, 417437, 1252311, 2087185, 4591807, 6261555, 13775421, 22959035, 68877105, 122309041, 366927123, 611545205, 1345399451, 1834635615, 4036198353, 6726997255, 20180991765]

約数ペア:

[(1, 20180991765), (3, 6726997255), (5, 4036198353), (11, 1834635615), (15, 1345399451), (33, 611545205), (55, 366927123), (165, 122309041), (293, 68877105), (879, 22959035), (1465, 13775421), (3223, 6261555), (4395, 4591807), (9669, 2087185), (16115, 1252311), (48345, 417437)]