223642018

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{409}}^1\times {\mathrm{11887}}^1$

素因数の和:12321

約数の個数: 16

約数和(自身を含む): 350933760

約数和(自身を除く): 127291742

約数列:

[1, 2, 23, 46, 409, 818, 9407, 11887, 18814, 23774, 273401, 546802, 4861783, 9723566, 111821009, 223642018]

約数ペア:

[(1, 223642018), (2, 111821009), (23, 9723566), (46, 4861783), (409, 546802), (818, 273401), (9407, 23774), (11887, 18814)]