20889072

素因数分解:

$2^4\times 3^2\times {\mathrm{145063}}^1$

素因数の和:145077

約数の個数: 30

約数和(自身を含む): 58460792

約数和(自身を除く): 37571720

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 145063, 290126, 435189, 580252, 870378, 1160504, 1305567, 1740756, 2321008, 2611134, 3481512, 5222268, 6963024, 10444536, 20889072]

約数ペア:

[(1, 20889072), (2, 10444536), (3, 6963024), (4, 5222268), (6, 3481512), (8, 2611134), (9, 2321008), (12, 1740756), (16, 1305567), (18, 1160504), (24, 870378), (36, 580252), (48, 435189), (72, 290126), (144, 145063)]