20949042

素因数分解:

$2^1\times 3^1\times {\mathrm{401}}^1\times {\mathrm{8707}}^1$

素因数の和:9113

約数の個数: 16

約数和(自身を含む): 42007392

約数和(自身を除く): 21058350

約数列:

[1, 2, 3, 6, 401, 802, 1203, 2406, 8707, 17414, 26121, 52242, 3491507, 6983014, 10474521, 20949042]

約数ペア:

[(1, 20949042), (2, 10474521), (3, 6983014), (6, 3491507), (401, 52242), (802, 26121), (1203, 17414), (2406, 8707)]