19455590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2297}}^1$

素因数の和:2333

約数の個数: 48

約数和(自身を含む): 44011296

約数和(自身を除く): 24555706

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1210, 1694, 2297, 4235, 4594, 8470, 11485, 16079, 22970, 25267, 32158, 50534, 80395, 126335, 160790, 176869, 252670, 277937, 353738, 555874, 884345, 1389685, 1768690, 1945559, 2779370, 3891118, 9727795, 19455590]

約数ペア:

[(1, 19455590), (2, 9727795), (5, 3891118), (7, 2779370), (10, 1945559), (11, 1768690), (14, 1389685), (22, 884345), (35, 555874), (55, 353738), (70, 277937), (77, 252670), (110, 176869), (121, 160790), (154, 126335), (242, 80395), (385, 50534), (605, 32158), (770, 25267), (847, 22970), (1210, 16079), (1694, 11485), (2297, 8470), (4235, 4594)]