20180976802

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6263}}^1\times {\mathrm{10007}}^1$

素因数の和:16302

約数の個数: 32

約数和(自身を含む): 36109504512

約数和(自身を除く): 15928527710

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 6263, 10007, 12526, 20014, 43841, 70049, 87682, 140098, 144049, 230161, 288098, 460322, 1008343, 1611127, 2016686, 3222254, 62673841, 125347682, 438716887, 877433774, 1441498343, 2882996686, 10090488401, 20180976802]

約数ペア:

[(1, 20180976802), (2, 10090488401), (7, 2882996686), (14, 1441498343), (23, 877433774), (46, 438716887), (161, 125347682), (322, 62673841), (6263, 3222254), (10007, 2016686), (12526, 1611127), (20014, 1008343), (43841, 460322), (70049, 288098), (87682, 230161), (140098, 144049)]