19703430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2999}}^1$

素因数の和:3085

約数の個数: 48

約数和(自身を含む): 51948000

約数和(自身を除く): 32244570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 73, 90, 146, 219, 365, 438, 657, 730, 1095, 1314, 2190, 2999, 3285, 5998, 6570, 8997, 14995, 17994, 26991, 29990, 44985, 53982, 89970, 134955, 218927, 269910, 437854, 656781, 1094635, 1313562, 1970343, 2189270, 3283905, 3940686, 6567810, 9851715, 19703430]

約数ペア:

[(1, 19703430), (2, 9851715), (3, 6567810), (5, 3940686), (6, 3283905), (9, 2189270), (10, 1970343), (15, 1313562), (18, 1094635), (30, 656781), (45, 437854), (73, 269910), (90, 218927), (146, 134955), (219, 89970), (365, 53982), (438, 44985), (657, 29990), (730, 26991), (1095, 17994), (1314, 14995), (2190, 8997), (2999, 6570), (3285, 5998)]