19195407

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1319}}^1$

素因数の和:1353

約数の個数: 48

約数和(自身を含む): 36115200

約数和(自身を除く): 16919793

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 99, 147, 189, 231, 297, 441, 539, 693, 1319, 1323, 1617, 2079, 3957, 4851, 9233, 11871, 14509, 14553, 27699, 35613, 43527, 64631, 83097, 101563, 130581, 193893, 249291, 304689, 391743, 581679, 710941, 914067, 1745037, 2132823, 2742201, 6398469, 19195407]

約数ペア:

[(1, 19195407), (3, 6398469), (7, 2742201), (9, 2132823), (11, 1745037), (21, 914067), (27, 710941), (33, 581679), (49, 391743), (63, 304689), (77, 249291), (99, 193893), (147, 130581), (189, 101563), (231, 83097), (297, 64631), (441, 43527), (539, 35613), (693, 27699), (1319, 14553), (1323, 14509), (1617, 11871), (2079, 9233), (3957, 4851)]