19090148

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61981}}^1$

素因数の和:62003

約数の個数: 24

約数和(自身を含む): 41651904

約数和(自身を除く): 22561756

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 61981, 123962, 247924, 433867, 681791, 867734, 1363582, 1735468, 2727164, 4772537, 9545074, 19090148]

約数ペア:

[(1, 19090148), (2, 9545074), (4, 4772537), (7, 2727164), (11, 1735468), (14, 1363582), (22, 867734), (28, 681791), (44, 433867), (77, 247924), (154, 123962), (308, 61981)]