2019901288

素因数分解:

$2^3\times {\mathrm{2459}}^1\times {\mathrm{102679}}^1$

素因数の和:105144

約数の個数: 16

約数和(自身を含む): 3788892000

約数和(自身を除く): 1768990712

約数列:

[1, 2, 4, 8, 2459, 4918, 9836, 19672, 102679, 205358, 410716, 821432, 252487661, 504975322, 1009950644, 2019901288]

約数ペア:

[(1, 2019901288), (2, 1009950644), (4, 504975322), (8, 252487661), (2459, 821432), (4918, 410716), (9836, 205358), (19672, 102679)]