25215508

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4673}}^1$

素因数の和:4767

約数の個数: 24

約数和(自身を含む): 47113920

約数和(自身を除く): 21898412

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1349, 2698, 4673, 5396, 9346, 18692, 88787, 177574, 331783, 355148, 663566, 1327132, 6303877, 12607754, 25215508]

約数ペア:

[(1, 25215508), (2, 12607754), (4, 6303877), (19, 1327132), (38, 663566), (71, 355148), (76, 331783), (142, 177574), (284, 88787), (1349, 18692), (2698, 9346), (4673, 5396)]