201903728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1087}}^1$

素因数の和:1174

約数の個数: 80

約数和(自身を含む): 453304320

約数和(自身を除く): 251400592

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 47, 52, 76, 94, 104, 152, 188, 208, 247, 304, 376, 494, 611, 752, 893, 988, 1087, 1222, 1786, 1976, 2174, 2444, 3572, 3952, 4348, 4888, 7144, 8696, 9776, 11609, 14131, 14288, 17392, 20653, 23218, 28262, 41306, 46436, 51089, 56524, 82612, 92872, 102178, 113048, 165224, 185744, 204356, 226096, 268489, 330448, 408712, 536978, 664157, 817424, 970691, 1073956, 1328314, 1941382, 2147912, 2656628, 3882764, 4295824, 5313256, 7765528, 10626512, 12618983, 15531056, 25237966, 50475932, 100951864, 201903728]

約数ペア:

[(1, 201903728), (2, 100951864), (4, 50475932), (8, 25237966), (13, 15531056), (16, 12618983), (19, 10626512), (26, 7765528), (38, 5313256), (47, 4295824), (52, 3882764), (76, 2656628), (94, 2147912), (104, 1941382), (152, 1328314), (188, 1073956), (208, 970691), (247, 817424), (304, 664157), (376, 536978), (494, 408712), (611, 330448), (752, 268489), (893, 226096), (988, 204356), (1087, 185744), (1222, 165224), (1786, 113048), (1976, 102178), (2174, 92872), (2444, 82612), (3572, 56524), (3952, 51089), (4348, 46436), (4888, 41306), (7144, 28262), (8696, 23218), (9776, 20653), (11609, 17392), (14131, 14288)]