18440944

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{60661}}^1$

素因数の和:60688

約数の個数: 20

約数和(自身を含む): 37610440

約数和(自身を除く): 19169496

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 60661, 121322, 242644, 485288, 970576, 1152559, 2305118, 4610236, 9220472, 18440944]

約数ペア:

[(1, 18440944), (2, 9220472), (4, 4610236), (8, 2305118), (16, 1152559), (19, 970576), (38, 485288), (76, 242644), (152, 121322), (304, 60661)]