18721884

素因数分解:

$2^2\times 3^1\times {\mathrm{557}}^1\times {\mathrm{2801}}^1$

素因数の和:3365

約数の個数: 24

約数和(自身を含む): 43778448

約数和(自身を除く): 25056564

約数列:

[1, 2, 3, 4, 6, 12, 557, 1114, 1671, 2228, 2801, 3342, 5602, 6684, 8403, 11204, 16806, 33612, 1560157, 3120314, 4680471, 6240628, 9360942, 18721884]

約数ペア:

[(1, 18721884), (2, 9360942), (3, 6240628), (4, 4680471), (6, 3120314), (12, 1560157), (557, 33612), (1114, 16806), (1671, 11204), (2228, 8403), (2801, 6684), (3342, 5602)]