17781434

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{73477}}^1$

素因数の和:73501

約数の個数: 12

約数和(自身を含む): 29317722

約数和(自身を除く): 11536288

約数列:

[1, 2, 11, 22, 121, 242, 73477, 146954, 808247, 1616494, 8890717, 17781434]

約数ペア:

[(1, 17781434), (2, 8890717), (11, 1616494), (22, 808247), (121, 146954), (242, 73477)]