17998795

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4621}}^1$

素因数の和:4686

約数の個数: 16

約数和(自身を含む): 23294880

約数和(自身を除く): 5296085

約数列:

[1, 5, 19, 41, 95, 205, 779, 3895, 4621, 23105, 87799, 189461, 438995, 947305, 3599759, 17998795]

約数ペア:

[(1, 17998795), (5, 3599759), (19, 947305), (41, 438995), (95, 189461), (205, 87799), (779, 23105), (3895, 4621)]