19295507

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:168

約数の個数: 32

約数和(自身を含む): 25766400

約数和(自身を除く): 6470893

約数列:

[1, 7, 11, 19, 77, 109, 121, 133, 209, 763, 847, 1199, 1331, 1463, 2071, 2299, 8393, 9317, 13189, 14497, 16093, 22781, 25289, 92323, 145079, 159467, 177023, 250591, 1015553, 1754137, 2756501, 19295507]

約数ペア:

[(1, 19295507), (7, 2756501), (11, 1754137), (19, 1015553), (77, 250591), (109, 177023), (121, 159467), (133, 145079), (209, 92323), (763, 25289), (847, 22781), (1199, 16093), (1331, 14497), (1463, 13189), (2071, 9317), (2299, 8393)]