201154756

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{415609}}^1$

素因数の和:415635

約数の個数: 18

約数和(自身を含む): 386932910

約数和(自身を除く): 185778154

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 415609, 831218, 1662436, 4571699, 9143398, 18286796, 50288689, 100577378, 201154756]

約数ペア:

[(1, 201154756), (2, 100577378), (4, 50288689), (11, 18286796), (22, 9143398), (44, 4571699), (121, 1662436), (242, 831218), (484, 415609)]