198298801

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{1999}}^1$

素因数の和:2268

約数の個数: 16

約数和(自身を含む): 218880000

約数和(自身を除く): 20581199

約数列:

[1, 19, 23, 227, 437, 1999, 4313, 5221, 37981, 45977, 99199, 453773, 873563, 8621687, 10436779, 198298801]

約数ペア:

[(1, 198298801), (19, 10436779), (23, 8621687), (227, 873563), (437, 453773), (1999, 99199), (4313, 45977), (5221, 37981)]