19079960

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11093}}^1$

素因数の和:11147

約数の個数: 32

約数和(自身を含む): 43932240

約数和(自身を除く): 24852280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 11093, 22186, 44372, 55465, 88744, 110930, 221860, 443720, 476999, 953998, 1907996, 2384995, 3815992, 4769990, 9539980, 19079960]

約数ペア:

[(1, 19079960), (2, 9539980), (4, 4769990), (5, 3815992), (8, 2384995), (10, 1907996), (20, 953998), (40, 476999), (43, 443720), (86, 221860), (172, 110930), (215, 88744), (344, 55465), (430, 44372), (860, 22186), (1720, 11093)]