19425776

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{6163}}^1$

素因数の和:6368

約数の個数: 20

約数和(自身を含む): 37834632

約数和(自身を除く): 18408856

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 6163, 12326, 24652, 49304, 98608, 1214111, 2428222, 4856444, 9712888, 19425776]

約数ペア:

[(1, 19425776), (2, 9712888), (4, 4856444), (8, 2428222), (16, 1214111), (197, 98608), (394, 49304), (788, 24652), (1576, 12326), (3152, 6163)]