11647940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18787}}^1$

素因数の和:18827

約数の個数: 24

約数和(自身を含む): 25251072

約数和(自身を除く): 13603132

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 18787, 37574, 75148, 93935, 187870, 375740, 582397, 1164794, 2329588, 2911985, 5823970, 11647940]

約数ペア:

[(1, 11647940), (2, 5823970), (4, 2911985), (5, 2329588), (10, 1164794), (20, 582397), (31, 375740), (62, 187870), (124, 93935), (155, 75148), (310, 37574), (620, 18787)]