86851888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{285697}}^1$

素因数の和:285724

約数の個数: 20

約数和(自身を含む): 177132760

約数和(自身を除く): 90280872

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 285697, 571394, 1142788, 2285576, 4571152, 5428243, 10856486, 21712972, 43425944, 86851888]

約数ペア:

[(1, 86851888), (2, 43425944), (4, 21712972), (8, 10856486), (16, 5428243), (19, 4571152), (38, 2285576), (76, 1142788), (152, 571394), (304, 285697)]