20163391028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{42131}}^1$

素因数の和:42368

約数の個数: 48

約数和(自身を含む): 39283876800

約数和(自身を除く): 19120485772

約数列:

[1, 2, 4, 11, 22, 44, 73, 146, 149, 292, 298, 596, 803, 1606, 1639, 3212, 3278, 6556, 10877, 21754, 42131, 43508, 84262, 119647, 168524, 239294, 463441, 478588, 926882, 1853764, 3075563, 6151126, 6277519, 12302252, 12555038, 25110076, 33831193, 67662386, 69052709, 135324772, 138105418, 276210836, 458258887, 916517774, 1833035548, 5040847757, 10081695514, 20163391028]

約数ペア:

[(1, 20163391028), (2, 10081695514), (4, 5040847757), (11, 1833035548), (22, 916517774), (44, 458258887), (73, 276210836), (146, 138105418), (149, 135324772), (292, 69052709), (298, 67662386), (596, 33831193), (803, 25110076), (1606, 12555038), (1639, 12302252), (3212, 6277519), (3278, 6151126), (6556, 3075563), (10877, 1853764), (21754, 926882), (42131, 478588), (43508, 463441), (84262, 239294), (119647, 168524)]