20195719999

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{877}}^1\times {\mathrm{36151}}^1$

素因数の和:37055

約数の個数: 24

約数和(自身を含む): 25329681888

約数和(自身を除く): 5133961889

約数列:

[1, 7, 13, 49, 91, 637, 877, 6139, 11401, 36151, 42973, 79807, 253057, 469963, 558649, 1771399, 3289741, 23028187, 31704427, 221930989, 412157551, 1553516923, 2885102857, 20195719999]

約数ペア:

[(1, 20195719999), (7, 2885102857), (13, 1553516923), (49, 412157551), (91, 221930989), (637, 31704427), (877, 23028187), (6139, 3289741), (11401, 1771399), (36151, 558649), (42973, 469963), (79807, 253057)]