19207902

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{827}}^1$

素因数の和:925

約数の個数: 48

約数和(自身を含む): 45308160

約数和(自身を除く): 26100258

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 79, 98, 147, 158, 237, 294, 474, 553, 827, 1106, 1654, 1659, 2481, 3318, 3871, 4962, 5789, 7742, 11578, 11613, 17367, 23226, 34734, 40523, 65333, 81046, 121569, 130666, 195999, 243138, 391998, 457331, 914662, 1371993, 2743986, 3201317, 6402634, 9603951, 19207902]

約数ペア:

[(1, 19207902), (2, 9603951), (3, 6402634), (6, 3201317), (7, 2743986), (14, 1371993), (21, 914662), (42, 457331), (49, 391998), (79, 243138), (98, 195999), (147, 130666), (158, 121569), (237, 81046), (294, 65333), (474, 40523), (553, 34734), (827, 23226), (1106, 17367), (1654, 11613), (1659, 11578), (2481, 7742), (3318, 5789), (3871, 4962)]