389600882

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{18089}}^1$

素因数の和:18202

約数の個数: 24

約数和(自身を含む): 649611900

約数和(自身を除く): 260011018

約数列:

[1, 2, 11, 22, 89, 121, 178, 242, 979, 1958, 10769, 18089, 21538, 36178, 198979, 397958, 1609921, 2188769, 3219842, 4377538, 17709131, 35418262, 194800441, 389600882]

約数ペア:

[(1, 389600882), (2, 194800441), (11, 35418262), (22, 17709131), (89, 4377538), (121, 3219842), (178, 2188769), (242, 1609921), (979, 397958), (1958, 198979), (10769, 36178), (18089, 21538)]