19649968169

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{613}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 22921848000

約数和(自身を除く): 3271879831

約数列:

[1, 13, 19, 67, 149, 169, 247, 613, 871, 1273, 1937, 2831, 3211, 7969, 9983, 11323, 11647, 16549, 25181, 36803, 41071, 91337, 103597, 129779, 151411, 189677, 215137, 478439, 533923, 780349, 1187381, 1687127, 1735403, 1968343, 2465801, 6119579, 6940999, 10144537, 15435953, 22560239, 32055413, 79554527, 116272001, 131878981, 293283107, 1034208851, 1511536013, 19649968169]

約数ペア:

[(1, 19649968169), (13, 1511536013), (19, 1034208851), (67, 293283107), (149, 131878981), (169, 116272001), (247, 79554527), (613, 32055413), (871, 22560239), (1273, 15435953), (1937, 10144537), (2831, 6940999), (3211, 6119579), (7969, 2465801), (9983, 1968343), (11323, 1735403), (11647, 1687127), (16549, 1187381), (25181, 780349), (36803, 533923), (41071, 478439), (91337, 215137), (103597, 189677), (129779, 151411)]