19843872

素因数分解:

$2^5\times 3^1\times {\mathrm{97}}^1\times {\mathrm{2131}}^1$

素因数の和:2241

約数の個数: 48

約数和(自身を含む): 52651872

約数和(自身を除く): 32808000

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 97, 194, 291, 388, 582, 776, 1164, 1552, 2131, 2328, 3104, 4262, 4656, 6393, 8524, 9312, 12786, 17048, 25572, 34096, 51144, 68192, 102288, 204576, 206707, 413414, 620121, 826828, 1240242, 1653656, 2480484, 3307312, 4960968, 6614624, 9921936, 19843872]

約数ペア:

[(1, 19843872), (2, 9921936), (3, 6614624), (4, 4960968), (6, 3307312), (8, 2480484), (12, 1653656), (16, 1240242), (24, 826828), (32, 620121), (48, 413414), (96, 206707), (97, 204576), (194, 102288), (291, 68192), (388, 51144), (582, 34096), (776, 25572), (1164, 17048), (1552, 12786), (2131, 9312), (2328, 8524), (3104, 6393), (4262, 4656)]