19949790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{94999}}^1$

素因数の和:95016

約数の個数: 32

約数和(自身を含む): 54720000

約数和(自身を除く): 34770210

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 94999, 189998, 284997, 474995, 569994, 664993, 949990, 1329986, 1424985, 1994979, 2849970, 3324965, 3989958, 6649930, 9974895, 19949790]

約数ペア:

[(1, 19949790), (2, 9974895), (3, 6649930), (5, 3989958), (6, 3324965), (7, 2849970), (10, 1994979), (14, 1424985), (15, 1329986), (21, 949990), (30, 664993), (35, 569994), (42, 474995), (70, 284997), (105, 189998), (210, 94999)]