1998809968

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{10613}}^1$

素因数の和:10849

約数の個数: 40

約数和(自身を含む): 3948408000

約数和(自身を除く): 1949598032

約数列:

[1, 2, 4, 8, 16, 79, 149, 158, 298, 316, 596, 632, 1192, 1264, 2384, 10613, 11771, 21226, 23542, 42452, 47084, 84904, 94168, 169808, 188336, 838427, 1581337, 1676854, 3162674, 3353708, 6325348, 6707416, 12650696, 13414832, 25301392, 124925623, 249851246, 499702492, 999404984, 1998809968]

約数ペア:

[(1, 1998809968), (2, 999404984), (4, 499702492), (8, 249851246), (16, 124925623), (79, 25301392), (149, 13414832), (158, 12650696), (298, 6707416), (316, 6325348), (596, 3353708), (632, 3162674), (1192, 1676854), (1264, 1581337), (2384, 838427), (10613, 188336), (11771, 169808), (21226, 94168), (23542, 84904), (42452, 47084)]