20199574671

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1\times {\mathrm{41983}}^1$

素因数の和:42395

約数の個数: 32

約数和(自身を含む): 29664215040

約数和(自身を除く): 9464640369

約数列:

[1, 3, 19, 23, 57, 69, 367, 437, 1101, 1311, 6973, 8441, 20919, 25323, 41983, 125949, 160379, 481137, 797677, 965609, 2393031, 2896827, 15407761, 18346571, 46223283, 55039713, 292747459, 354378503, 878242377, 1063135509, 6733191557, 20199574671]

約数ペア:

[(1, 20199574671), (3, 6733191557), (19, 1063135509), (23, 878242377), (57, 354378503), (69, 292747459), (367, 55039713), (437, 46223283), (1101, 18346571), (1311, 15407761), (6973, 2896827), (8441, 2393031), (20919, 965609), (25323, 797677), (41983, 481137), (125949, 160379)]