209439389972

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{162104791}}^1$

素因数の和:162104831

約数の個数: 24

約数和(自身を含む): 408504075840

約数和(自身を除く): 199064685868

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 162104791, 324209582, 648419164, 2755781447, 3079991029, 5511562894, 6159982058, 11023125788, 12319964116, 52359847493, 104719694986, 209439389972]

約数ペア:

[(1, 209439389972), (2, 104719694986), (4, 52359847493), (17, 12319964116), (19, 11023125788), (34, 6159982058), (38, 5511562894), (68, 3079991029), (76, 2755781447), (323, 648419164), (646, 324209582), (1292, 162104791)]