195430972

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{403783}}^1$

素因数の和:403809

約数の個数: 18

約数和(自身を含む): 375922904

約数和(自身を除く): 180491932

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 403783, 807566, 1615132, 4441613, 8883226, 17766452, 48857743, 97715486, 195430972]

約数ペア:

[(1, 195430972), (2, 97715486), (4, 48857743), (11, 17766452), (22, 8883226), (44, 4441613), (121, 1615132), (242, 807566), (484, 403783)]