16903970

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{4133}}^1$

素因数の和:4549

約数の個数: 16

約数和(自身を含む): 30508920

約数和(自身を除く): 13604950

約数列:

[1, 2, 5, 10, 409, 818, 2045, 4090, 4133, 8266, 20665, 41330, 1690397, 3380794, 8451985, 16903970]

約数ペア:

[(1, 16903970), (2, 8451985), (5, 3380794), (10, 1690397), (409, 41330), (818, 20665), (2045, 8266), (4090, 4133)]