20199089506

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1451}}^1\times {\mathrm{9901}}^1$

素因数の和:11410

約数の個数: 32

約数和(自身を含む): 32781165120

約数和(自身を除く): 12582075614

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 1451, 2902, 9901, 19802, 27569, 53687, 55138, 107374, 188119, 366337, 376238, 732674, 1020053, 2040106, 6960403, 13920806, 14366351, 28732702, 272960669, 531554987, 545921338, 1063109974, 10099544753, 20199089506]

約数ペア:

[(1, 20199089506), (2, 10099544753), (19, 1063109974), (37, 545921338), (38, 531554987), (74, 272960669), (703, 28732702), (1406, 14366351), (1451, 13920806), (2902, 6960403), (9901, 2040106), (19802, 1020053), (27569, 732674), (53687, 376238), (55138, 366337), (107374, 188119)]