81187888

素因数分解:

$2^4\times {\mathrm{601}}^1\times {\mathrm{8443}}^1$

素因数の和:9052

約数の個数: 20

約数和(自身を含む): 157581928

約数和(自身を除く): 76394040

約数列:

[1, 2, 4, 8, 16, 601, 1202, 2404, 4808, 8443, 9616, 16886, 33772, 67544, 135088, 5074243, 10148486, 20296972, 40593944, 81187888]

約数ペア:

[(1, 81187888), (2, 40593944), (4, 20296972), (8, 10148486), (16, 5074243), (601, 135088), (1202, 67544), (2404, 33772), (4808, 16886), (8443, 9616)]