20844970

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{44351}}^1$

素因数の和:44405

約数の個数: 16

約数和(自身を含む): 38320128

約数和(自身を除く): 17475158

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 44351, 88702, 221755, 443510, 2084497, 4168994, 10422485, 20844970]

約数ペア:

[(1, 20844970), (2, 10422485), (5, 4168994), (10, 2084497), (47, 443510), (94, 221755), (235, 88702), (470, 44351)]