20147810691

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{49223}}^1$

素因数の和:49455

約数の個数: 32

約数和(自身を含む): 29109104640

約数和(自身を除く): 8961293949

約数列:

[1, 3, 19, 43, 57, 129, 167, 501, 817, 2451, 3173, 7181, 9519, 21543, 49223, 136439, 147669, 409317, 935237, 2116589, 2805711, 6349767, 8220241, 24660723, 40215191, 120645573, 156184579, 353470363, 468553737, 1060411089, 6715936897, 20147810691]

約数ペア:

[(1, 20147810691), (3, 6715936897), (19, 1060411089), (43, 468553737), (57, 353470363), (129, 156184579), (167, 120645573), (501, 40215191), (817, 24660723), (2451, 8220241), (3173, 6349767), (7181, 2805711), (9519, 2116589), (21543, 935237), (49223, 409317), (136439, 147669)]