1916183668

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{293}}^1\times {\mathrm{647}}^1$

素因数の和:989

約数の個数: 72

約数和(自身を含む): 4064764032

約数和(自身を除く): 2148580364

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 293, 361, 532, 586, 647, 722, 1172, 1294, 1444, 2051, 2527, 2588, 4102, 4529, 5054, 5567, 8204, 9058, 10108, 11134, 12293, 18116, 22268, 24586, 38969, 49172, 77938, 86051, 105773, 155876, 172102, 189571, 211546, 233567, 344204, 379142, 423092, 467134, 740411, 758284, 934268, 1326997, 1480822, 1634969, 2653994, 2961644, 3269938, 3601849, 5307988, 6539876, 7203698, 14407396, 25212943, 50425886, 68435131, 100851772, 136870262, 273740524, 479045917, 958091834, 1916183668]

約数ペア:

[(1, 1916183668), (2, 958091834), (4, 479045917), (7, 273740524), (14, 136870262), (19, 100851772), (28, 68435131), (38, 50425886), (76, 25212943), (133, 14407396), (266, 7203698), (293, 6539876), (361, 5307988), (532, 3601849), (586, 3269938), (647, 2961644), (722, 2653994), (1172, 1634969), (1294, 1480822), (1444, 1326997), (2051, 934268), (2527, 758284), (2588, 740411), (4102, 467134), (4529, 423092), (5054, 379142), (5567, 344204), (8204, 233567), (9058, 211546), (10108, 189571), (11134, 172102), (12293, 155876), (18116, 105773), (22268, 86051), (24586, 77938), (38969, 49172)]