20778744

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{17669}}^1$

素因数の和:17692

約数の個数: 48

約数和(自身を含む): 60431400

約数和(自身を除く): 39652656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 392, 588, 1176, 17669, 35338, 53007, 70676, 106014, 123683, 141352, 212028, 247366, 371049, 424056, 494732, 742098, 865781, 989464, 1484196, 1731562, 2597343, 2968392, 3463124, 5194686, 6926248, 10389372, 20778744]

約数ペア:

[(1, 20778744), (2, 10389372), (3, 6926248), (4, 5194686), (6, 3463124), (7, 2968392), (8, 2597343), (12, 1731562), (14, 1484196), (21, 989464), (24, 865781), (28, 742098), (42, 494732), (49, 424056), (56, 371049), (84, 247366), (98, 212028), (147, 141352), (168, 123683), (196, 106014), (294, 70676), (392, 53007), (588, 35338), (1176, 17669)]