19099808

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{937}}^1$

素因数の和:974

約数の個数: 72

約数和(自身を含む): 47157012

約数和(自身を除く): 28057204

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 637, 728, 784, 937, 1274, 1456, 1568, 1874, 2548, 2912, 3748, 5096, 6559, 7496, 10192, 12181, 13118, 14992, 20384, 24362, 26236, 29984, 45913, 48724, 52472, 85267, 91826, 97448, 104944, 170534, 183652, 194896, 209888, 341068, 367304, 389792, 596869, 682136, 734608, 1193738, 1364272, 1469216, 2387476, 2728544, 4774952, 9549904, 19099808]

約数ペア:

[(1, 19099808), (2, 9549904), (4, 4774952), (7, 2728544), (8, 2387476), (13, 1469216), (14, 1364272), (16, 1193738), (26, 734608), (28, 682136), (32, 596869), (49, 389792), (52, 367304), (56, 341068), (91, 209888), (98, 194896), (104, 183652), (112, 170534), (182, 104944), (196, 97448), (208, 91826), (224, 85267), (364, 52472), (392, 48724), (416, 45913), (637, 29984), (728, 26236), (784, 24362), (937, 20384), (1274, 14992), (1456, 13118), (1568, 12181), (1874, 10192), (2548, 7496), (2912, 6559), (3748, 5096)]