81903932

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{197}}^1\times {\mathrm{859}}^1$

素因数の和:1082

約数の個数: 36

約数和(自身を含む): 158530680

約数和(自身を除く): 76626748

約数列:

[1, 2, 4, 11, 22, 44, 121, 197, 242, 394, 484, 788, 859, 1718, 2167, 3436, 4334, 8668, 9449, 18898, 23837, 37796, 47674, 95348, 103939, 169223, 207878, 338446, 415756, 676892, 1861453, 3722906, 7445812, 20475983, 40951966, 81903932]

約数ペア:

[(1, 81903932), (2, 40951966), (4, 20475983), (11, 7445812), (22, 3722906), (44, 1861453), (121, 676892), (197, 415756), (242, 338446), (394, 207878), (484, 169223), (788, 103939), (859, 95348), (1718, 47674), (2167, 37796), (3436, 23837), (4334, 18898), (8668, 9449)]