81147484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{19013}}^1$

素因数の和:19125

約数の個数: 24

約数和(自身を含む): 156523248

約数和(自身を除く): 75375764

約数列:

[1, 2, 4, 11, 22, 44, 97, 194, 388, 1067, 2134, 4268, 19013, 38026, 76052, 209143, 418286, 836572, 1844261, 3688522, 7377044, 20286871, 40573742, 81147484]

約数ペア:

[(1, 81147484), (2, 40573742), (4, 20286871), (11, 7377044), (22, 3688522), (44, 1844261), (97, 836572), (194, 418286), (388, 209143), (1067, 76052), (2134, 38026), (4268, 19013)]