19312755

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{727}}^1$

素因数の和:776

約数の個数: 64

約数和(自身を含む): 40255488

約数和(自身を除く): 20942733

約数列:

[1, 3, 5, 7, 11, 15, 21, 23, 33, 35, 55, 69, 77, 105, 115, 161, 165, 231, 253, 345, 385, 483, 727, 759, 805, 1155, 1265, 1771, 2181, 2415, 3635, 3795, 5089, 5313, 7997, 8855, 10905, 15267, 16721, 23991, 25445, 26565, 39985, 50163, 55979, 76335, 83605, 117047, 119955, 167937, 183931, 250815, 279895, 351141, 551793, 585235, 839685, 919655, 1287517, 1755705, 2758965, 3862551, 6437585, 19312755]

約数ペア:

[(1, 19312755), (3, 6437585), (5, 3862551), (7, 2758965), (11, 1755705), (15, 1287517), (21, 919655), (23, 839685), (33, 585235), (35, 551793), (55, 351141), (69, 279895), (77, 250815), (105, 183931), (115, 167937), (161, 119955), (165, 117047), (231, 83605), (253, 76335), (345, 55979), (385, 50163), (483, 39985), (727, 26565), (759, 25445), (805, 23991), (1155, 16721), (1265, 15267), (1771, 10905), (2181, 8855), (2415, 7997), (3635, 5313), (3795, 5089)]