19904192

素因数分解:

$2^6\times 7^2\times {\mathrm{11}}^1\times {\mathrm{577}}^1$

素因数の和:614

約数の個数: 84

約数和(自身を含む): 50209704

約数和(自身を除く): 30305512

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 64, 77, 88, 98, 112, 154, 176, 196, 224, 308, 352, 392, 448, 539, 577, 616, 704, 784, 1078, 1154, 1232, 1568, 2156, 2308, 2464, 3136, 4039, 4312, 4616, 4928, 6347, 8078, 8624, 9232, 12694, 16156, 17248, 18464, 25388, 28273, 32312, 34496, 36928, 44429, 50776, 56546, 64624, 88858, 101552, 113092, 129248, 177716, 203104, 226184, 258496, 311003, 355432, 406208, 452368, 622006, 710864, 904736, 1244012, 1421728, 1809472, 2488024, 2843456, 4976048, 9952096, 19904192]

約数ペア:

[(1, 19904192), (2, 9952096), (4, 4976048), (7, 2843456), (8, 2488024), (11, 1809472), (14, 1421728), (16, 1244012), (22, 904736), (28, 710864), (32, 622006), (44, 452368), (49, 406208), (56, 355432), (64, 311003), (77, 258496), (88, 226184), (98, 203104), (112, 177716), (154, 129248), (176, 113092), (196, 101552), (224, 88858), (308, 64624), (352, 56546), (392, 50776), (448, 44429), (539, 36928), (577, 34496), (616, 32312), (704, 28273), (784, 25388), (1078, 18464), (1154, 17248), (1232, 16156), (1568, 12694), (2156, 9232), (2308, 8624), (2464, 8078), (3136, 6347), (4039, 4928), (4312, 4616)]