12747170

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{20897}}^1$

素因数の和:20965

約数の個数: 16

約数和(自身を含む): 23322168

約数和(自身を除く): 10574998

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 20897, 41794, 104485, 208970, 1274717, 2549434, 6373585, 12747170]

約数ペア:

[(1, 12747170), (2, 6373585), (5, 2549434), (10, 1274717), (61, 208970), (122, 104485), (305, 41794), (610, 20897)]