20104142807

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{4003}}^1\times {\mathrm{19391}}^1$

素因数の和:23438

約数の個数: 16

約数和(自身を含む): 23604252672

約数和(自身を除く): 3500109865

約数列:

[1, 7, 37, 259, 4003, 19391, 28021, 135737, 148111, 717467, 1036777, 5022269, 77622173, 543355211, 2872020401, 20104142807]

約数ペア:

[(1, 20104142807), (7, 2872020401), (37, 543355211), (259, 77622173), (4003, 5022269), (19391, 1036777), (28021, 717467), (135737, 148111)]