20172288608

素因数分解:

$2^5\times {\mathrm{991}}^1\times {\mathrm{636109}}^1$

素因数の和:637110

約数の個数: 24

約数和(自身を含む): 39754330560

約数和(自身を除く): 19582041952

約数列:

[1, 2, 4, 8, 16, 32, 991, 1982, 3964, 7928, 15856, 31712, 636109, 1272218, 2544436, 5088872, 10177744, 20355488, 630384019, 1260768038, 2521536076, 5043072152, 10086144304, 20172288608]

約数ペア:

[(1, 20172288608), (2, 10086144304), (4, 5043072152), (8, 2521536076), (16, 1260768038), (32, 630384019), (991, 20355488), (1982, 10177744), (3964, 5088872), (7928, 2544436), (15856, 1272218), (31712, 636109)]