20807838142

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1009}}^1\times {\mathrm{16187}}^1$

素因数の和:17225

約数の個数: 48

約数和(自身を含む): 39141612720

約数和(自身を除く): 18333774578

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1009, 1274, 2018, 7063, 13117, 14126, 16187, 26234, 32374, 49441, 91819, 98882, 113309, 183638, 210431, 226618, 420862, 642733, 793163, 1285466, 1473017, 1586326, 2946034, 10311119, 16332683, 20622238, 32665366, 114328781, 212324879, 228657562, 424649758, 800301467, 1486274153, 1600602934, 2972548306, 10403919071, 20807838142]

約数ペア:

[(1, 20807838142), (2, 10403919071), (7, 2972548306), (13, 1600602934), (14, 1486274153), (26, 800301467), (49, 424649758), (91, 228657562), (98, 212324879), (182, 114328781), (637, 32665366), (1009, 20622238), (1274, 16332683), (2018, 10311119), (7063, 2946034), (13117, 1586326), (14126, 1473017), (16187, 1285466), (26234, 793163), (32374, 642733), (49441, 420862), (91819, 226618), (98882, 210431), (113309, 183638)]