199720347826

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{54183491}}^1$

素因数の和:54183609

約数の個数: 16

約数和(自身を含む): 318598932960

約数和(自身を除く): 118878585134

約数列:

[1, 2, 19, 38, 97, 194, 1843, 3686, 54183491, 108366982, 1029486329, 2058972658, 5255798627, 10511597254, 99860173913, 199720347826]

約数ペア:

[(1, 199720347826), (2, 99860173913), (19, 10511597254), (38, 5255798627), (97, 2058972658), (194, 1029486329), (1843, 108366982), (3686, 54183491)]