20451736228

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{201829}}^1$

素因数の和:201905

約数の個数: 72

約数和(自身を含む): 46385377920

約数和(自身を除く): 25933641692

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 49, 77, 94, 98, 154, 188, 196, 308, 329, 517, 539, 658, 1034, 1078, 1316, 2068, 2156, 2303, 3619, 4606, 7238, 9212, 14476, 25333, 50666, 101332, 201829, 403658, 807316, 1412803, 2220119, 2825606, 4440238, 5651212, 8880476, 9485963, 9889621, 15540833, 18971926, 19779242, 31081666, 37943852, 39558484, 62163332, 66401741, 104345593, 108785831, 132803482, 208691186, 217571662, 265606964, 417382372, 435143324, 464812187, 730419151, 929624374, 1460838302, 1859248748, 2921676604, 5112934057, 10225868114, 20451736228]

約数ペア:

[(1, 20451736228), (2, 10225868114), (4, 5112934057), (7, 2921676604), (11, 1859248748), (14, 1460838302), (22, 929624374), (28, 730419151), (44, 464812187), (47, 435143324), (49, 417382372), (77, 265606964), (94, 217571662), (98, 208691186), (154, 132803482), (188, 108785831), (196, 104345593), (308, 66401741), (329, 62163332), (517, 39558484), (539, 37943852), (658, 31081666), (1034, 19779242), (1078, 18971926), (1316, 15540833), (2068, 9889621), (2156, 9485963), (2303, 8880476), (3619, 5651212), (4606, 4440238), (7238, 2825606), (9212, 2220119), (14476, 1412803), (25333, 807316), (50666, 403658), (101332, 201829)]