20672

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:48

約数の個数: 28

約数和(自身を含む): 45720

約数和(自身を除く): 25048

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 136, 152, 272, 304, 323, 544, 608, 646, 1088, 1216, 1292, 2584, 5168, 10336, 20672]

約数ペア:

[(1, 20672), (2, 10336), (4, 5168), (8, 2584), (16, 1292), (17, 1216), (19, 1088), (32, 646), (34, 608), (38, 544), (64, 323), (68, 304), (76, 272), (136, 152)]