81908224

素因数分解:

$2^9\times {\mathrm{159977}}^1$

素因数の和:159995

約数の個数: 20

約数和(自身を含む): 163657494

約数和(自身を除く): 81749270

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 159977, 319954, 639908, 1279816, 2559632, 5119264, 10238528, 20477056, 40954112, 81908224]

約数ペア:

[(1, 81908224), (2, 40954112), (4, 20477056), (8, 10238528), (16, 5119264), (32, 2559632), (64, 1279816), (128, 639908), (256, 319954), (512, 159977)]