20938530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{697951}}^1$

素因数の和:697961

約数の個数: 16

約数和(自身を含む): 50252544

約数和(自身を除く): 29314014

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 697951, 1395902, 2093853, 3489755, 4187706, 6979510, 10469265, 20938530]

約数ペア:

[(1, 20938530), (2, 10469265), (3, 6979510), (5, 4187706), (6, 3489755), (10, 2093853), (15, 1395902), (30, 697951)]