19681728

素因数分解:

$2^6\times 3^1\times {\mathrm{11}}^1\times {\mathrm{9319}}^1$

素因数の和:9345

約数の個数: 56

約数和(自身を含む): 56814720

約数和(自身を除く): 37132992

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 132, 176, 192, 264, 352, 528, 704, 1056, 2112, 9319, 18638, 27957, 37276, 55914, 74552, 102509, 111828, 149104, 205018, 223656, 298208, 307527, 410036, 447312, 596416, 615054, 820072, 894624, 1230108, 1640144, 1789248, 2460216, 3280288, 4920432, 6560576, 9840864, 19681728]

約数ペア:

[(1, 19681728), (2, 9840864), (3, 6560576), (4, 4920432), (6, 3280288), (8, 2460216), (11, 1789248), (12, 1640144), (16, 1230108), (22, 894624), (24, 820072), (32, 615054), (33, 596416), (44, 447312), (48, 410036), (64, 307527), (66, 298208), (88, 223656), (96, 205018), (132, 149104), (176, 111828), (192, 102509), (264, 74552), (352, 55914), (528, 37276), (704, 27957), (1056, 18638), (2112, 9319)]