19779312

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{43}}^1$

素因数の和:135

約数の個数: 120

約数和(自身を含む): 61412736

約数和(自身を除く): 41633424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 37, 42, 43, 48, 56, 74, 84, 86, 111, 112, 129, 148, 168, 172, 222, 258, 259, 296, 301, 336, 344, 444, 516, 518, 592, 602, 688, 777, 888, 903, 1032, 1036, 1204, 1369, 1554, 1591, 1776, 1806, 2064, 2072, 2408, 2738, 3108, 3182, 3612, 4107, 4144, 4773, 4816, 5476, 6216, 6364, 7224, 8214, 9546, 9583, 10952, 11137, 12432, 12728, 14448, 16428, 19092, 19166, 21904, 22274, 25456, 28749, 32856, 33411, 38184, 38332, 44548, 57498, 58867, 65712, 66822, 76368, 76664, 89096, 114996, 117734, 133644, 153328, 176601, 178192, 229992, 235468, 267288, 353202, 412069, 459984, 470936, 534576, 706404, 824138, 941872, 1236207, 1412808, 1648276, 2472414, 2825616, 3296552, 4944828, 6593104, 9889656, 19779312]

約数ペア:

[(1, 19779312), (2, 9889656), (3, 6593104), (4, 4944828), (6, 3296552), (7, 2825616), (8, 2472414), (12, 1648276), (14, 1412808), (16, 1236207), (21, 941872), (24, 824138), (28, 706404), (37, 534576), (42, 470936), (43, 459984), (48, 412069), (56, 353202), (74, 267288), (84, 235468), (86, 229992), (111, 178192), (112, 176601), (129, 153328), (148, 133644), (168, 117734), (172, 114996), (222, 89096), (258, 76664), (259, 76368), (296, 66822), (301, 65712), (336, 58867), (344, 57498), (444, 44548), (516, 38332), (518, 38184), (592, 33411), (602, 32856), (688, 28749), (777, 25456), (888, 22274), (903, 21904), (1032, 19166), (1036, 19092), (1204, 16428), (1369, 14448), (1554, 12728), (1591, 12432), (1776, 11137), (1806, 10952), (2064, 9583), (2072, 9546), (2408, 8214), (2738, 7224), (3108, 6364), (3182, 6216), (3612, 5476), (4107, 4816), (4144, 4773)]