20172787072

素因数分解:

$2^7\times {\mathrm{53}}^1\times {\mathrm{2973583}}^1$

素因数の和:2973650

約数の個数: 32

約数和(自身を含む): 40946251680

約数和(自身を除く): 20773464608

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 106, 128, 212, 424, 848, 1696, 3392, 6784, 2973583, 5947166, 11894332, 23788664, 47577328, 95154656, 157599899, 190309312, 315199798, 380618624, 630399596, 1260799192, 2521598384, 5043196768, 10086393536, 20172787072]

約数ペア:

[(1, 20172787072), (2, 10086393536), (4, 5043196768), (8, 2521598384), (16, 1260799192), (32, 630399596), (53, 380618624), (64, 315199798), (106, 190309312), (128, 157599899), (212, 95154656), (424, 47577328), (848, 23788664), (1696, 11894332), (3392, 5947166), (6784, 2973583)]