28380452

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{887}}^1$

素因数の和:1331

約数の個数: 24

約数和(自身を含む): 52463040

約数和(自身を除く): 24082588

約数列:

[1, 2, 4, 19, 38, 76, 421, 842, 887, 1684, 1774, 3548, 7999, 15998, 16853, 31996, 33706, 67412, 373427, 746854, 1493708, 7095113, 14190226, 28380452]

約数ペア:

[(1, 28380452), (2, 14190226), (4, 7095113), (19, 1493708), (38, 746854), (76, 373427), (421, 67412), (842, 33706), (887, 31996), (1684, 16853), (1774, 15998), (3548, 7999)]