19749189

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 29808000

約数和(自身を除く): 10058811

約数列:

[1, 3, 17, 19, 51, 57, 89, 229, 267, 323, 687, 969, 1513, 1691, 3893, 4351, 4539, 5073, 11679, 13053, 20381, 28747, 61143, 73967, 86241, 221901, 346477, 387239, 1039431, 1161717, 6583063, 19749189]

約数ペア:

[(1, 19749189), (3, 6583063), (17, 1161717), (19, 1039431), (51, 387239), (57, 346477), (89, 221901), (229, 86241), (267, 73967), (323, 61143), (687, 28747), (969, 20381), (1513, 13053), (1691, 11679), (3893, 5073), (4351, 4539)]