19729024

素因数分解:

$2^7\times 7^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 45581760

約数和(自身を除く): 25852736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 97, 112, 128, 194, 224, 227, 388, 448, 454, 679, 776, 896, 908, 1358, 1552, 1589, 1816, 2716, 3104, 3178, 3632, 5432, 6208, 6356, 7264, 10864, 12416, 12712, 14528, 21728, 22019, 25424, 29056, 43456, 44038, 50848, 86912, 88076, 101696, 154133, 176152, 203392, 308266, 352304, 616532, 704608, 1233064, 1409216, 2466128, 2818432, 4932256, 9864512, 19729024]

約数ペア:

[(1, 19729024), (2, 9864512), (4, 4932256), (7, 2818432), (8, 2466128), (14, 1409216), (16, 1233064), (28, 704608), (32, 616532), (56, 352304), (64, 308266), (97, 203392), (112, 176152), (128, 154133), (194, 101696), (224, 88076), (227, 86912), (388, 50848), (448, 44038), (454, 43456), (679, 29056), (776, 25424), (896, 22019), (908, 21728), (1358, 14528), (1552, 12712), (1589, 12416), (1816, 10864), (2716, 7264), (3104, 6356), (3178, 6208), (3632, 5432)]