20121378

素因数分解:

$2^1\times 3^1\times {\mathrm{401}}^1\times {\mathrm{8363}}^1$

素因数の和:8769

約数の個数: 16

約数和(自身を含む): 40347936

約数和(自身を除く): 20226558

約数列:

[1, 2, 3, 6, 401, 802, 1203, 2406, 8363, 16726, 25089, 50178, 3353563, 6707126, 10060689, 20121378]

約数ペア:

[(1, 20121378), (2, 10060689), (3, 6707126), (6, 3353563), (401, 50178), (802, 25089), (1203, 16726), (2406, 8363)]