19850208

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:400

約数の個数: 96

約数和(自身を含む): 60318720

約数和(自身を除く): 40468512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 109, 112, 168, 218, 224, 271, 327, 336, 436, 542, 654, 672, 763, 813, 872, 1084, 1308, 1526, 1626, 1744, 1897, 2168, 2289, 2616, 3052, 3252, 3488, 3794, 4336, 4578, 5232, 5691, 6104, 6504, 7588, 8672, 9156, 10464, 11382, 12208, 13008, 15176, 18312, 22764, 24416, 26016, 29539, 30352, 36624, 45528, 59078, 60704, 73248, 88617, 91056, 118156, 177234, 182112, 206773, 236312, 354468, 413546, 472624, 620319, 708936, 827092, 945248, 1240638, 1417872, 1654184, 2481276, 2835744, 3308368, 4962552, 6616736, 9925104, 19850208]

約数ペア:

[(1, 19850208), (2, 9925104), (3, 6616736), (4, 4962552), (6, 3308368), (7, 2835744), (8, 2481276), (12, 1654184), (14, 1417872), (16, 1240638), (21, 945248), (24, 827092), (28, 708936), (32, 620319), (42, 472624), (48, 413546), (56, 354468), (84, 236312), (96, 206773), (109, 182112), (112, 177234), (168, 118156), (218, 91056), (224, 88617), (271, 73248), (327, 60704), (336, 59078), (436, 45528), (542, 36624), (654, 30352), (672, 29539), (763, 26016), (813, 24416), (872, 22764), (1084, 18312), (1308, 15176), (1526, 13008), (1626, 12208), (1744, 11382), (1897, 10464), (2168, 9156), (2289, 8672), (2616, 7588), (3052, 6504), (3252, 6104), (3488, 5691), (3794, 5232), (4336, 4578)]