20071289682

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{887}}^1\times {\mathrm{15913}}^1$

素因数の和:16887

約数の個数: 48

約数和(自身を含む): 44090691840

約数和(自身を除く): 24019402158

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 887, 1422, 1774, 2661, 5322, 7983, 15913, 15966, 31826, 47739, 70073, 95478, 140146, 143217, 210219, 286434, 420438, 630657, 1257127, 1261314, 2514254, 3771381, 7542762, 11314143, 14114831, 22628286, 28229662, 42344493, 84688986, 127033479, 254066958, 1115071649, 2230143298, 3345214947, 6690429894, 10035644841, 20071289682]

約数ペア:

[(1, 20071289682), (2, 10035644841), (3, 6690429894), (6, 3345214947), (9, 2230143298), (18, 1115071649), (79, 254066958), (158, 127033479), (237, 84688986), (474, 42344493), (711, 28229662), (887, 22628286), (1422, 14114831), (1774, 11314143), (2661, 7542762), (5322, 3771381), (7983, 2514254), (15913, 1261314), (15966, 1257127), (31826, 630657), (47739, 420438), (70073, 286434), (95478, 210219), (140146, 143217)]