31099952

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{149519}}^1$

素因数の和:149540

約数の個数: 20

約数和(自身を含む): 64891680

約数和(自身を除く): 33791728

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 149519, 299038, 598076, 1196152, 1943747, 2392304, 3887494, 7774988, 15549976, 31099952]

約数ペア:

[(1, 31099952), (2, 15549976), (4, 7774988), (8, 3887494), (13, 2392304), (16, 1943747), (26, 1196152), (52, 598076), (104, 299038), (208, 149519)]