19808016

素因数分解:

$2^4\times 3^1\times {\mathrm{412667}}^1$

素因数の和:412678

約数の個数: 20

約数和(自身を含む): 51170832

約数和(自身を除く): 31362816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 412667, 825334, 1238001, 1650668, 2476002, 3301336, 4952004, 6602672, 9904008, 19808016]

約数ペア:

[(1, 19808016), (2, 9904008), (3, 6602672), (4, 4952004), (6, 3301336), (8, 2476002), (12, 1650668), (16, 1238001), (24, 825334), (48, 412667)]