20197103615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{761}}^1\times {\mathrm{408311}}^1$

素因数の和:409090

約数の個数: 16

約数和(自身を含む): 26135234496

約数和(自身を除く): 5938130881

約数列:

[1, 5, 13, 65, 761, 3805, 9893, 49465, 408311, 2041555, 5308043, 26540215, 310724671, 1553623355, 4039420723, 20197103615]

約数ペア:

[(1, 20197103615), (5, 4039420723), (13, 1553623355), (65, 310724671), (761, 26540215), (3805, 5308043), (9893, 2041555), (49465, 408311)]