19674854

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{641}}^1$

素因数の和:895

約数の個数: 16

約数和(自身を含む): 30045600

約数和(自身を除く): 10370746

約数列:

[1, 2, 103, 149, 206, 298, 641, 1282, 15347, 30694, 66023, 95509, 132046, 191018, 9837427, 19674854]

約数ペア:

[(1, 19674854), (2, 9837427), (103, 191018), (149, 132046), (206, 95509), (298, 66023), (641, 30694), (1282, 15347)]