20497530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{683251}}^1$

素因数の和:683261

約数の個数: 16

約数和(自身を含む): 49194144

約数和(自身を除く): 28696614

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 683251, 1366502, 2049753, 3416255, 4099506, 6832510, 10248765, 20497530]

約数ペア:

[(1, 20497530), (2, 10248765), (3, 6832510), (5, 4099506), (6, 3416255), (10, 2049753), (15, 1366502), (30, 683251)]