71281936

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{405011}}^1$

素因数の和:405030

約数の個数: 20

約数和(自身を含む): 150664464

約数和(自身を除く): 79382528

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 405011, 810022, 1620044, 3240088, 4455121, 6480176, 8910242, 17820484, 35640968, 71281936]

約数ペア:

[(1, 71281936), (2, 35640968), (4, 17820484), (8, 8910242), (11, 6480176), (16, 4455121), (22, 3240088), (44, 1620044), (88, 810022), (176, 405011)]