19801082

素因数分解:

$2^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{4273}}^1$

素因数の和:4613

約数の個数: 16

約数和(自身を含む): 34055232

約数和(自身を除く): 14254150

約数列:

[1, 2, 7, 14, 331, 662, 2317, 4273, 4634, 8546, 29911, 59822, 1414363, 2828726, 9900541, 19801082]

約数ペア:

[(1, 19801082), (2, 9900541), (7, 2828726), (14, 1414363), (331, 59822), (662, 29911), (2317, 8546), (4273, 4634)]