19217208

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:149

約数の個数: 128

約数和(自身を含む): 55814400

約数和(自身を除く): 36597192

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 19, 24, 34, 37, 38, 51, 57, 67, 68, 74, 76, 102, 111, 114, 134, 136, 148, 152, 201, 204, 222, 228, 268, 296, 323, 402, 408, 444, 456, 536, 629, 646, 703, 804, 888, 969, 1139, 1258, 1273, 1292, 1406, 1608, 1887, 1938, 2109, 2278, 2479, 2516, 2546, 2584, 2812, 3417, 3774, 3819, 3876, 4218, 4556, 4958, 5032, 5092, 5624, 6834, 7437, 7548, 7638, 7752, 8436, 9112, 9916, 10184, 11951, 13668, 14874, 15096, 15276, 16872, 19832, 21641, 23902, 27336, 29748, 30552, 35853, 42143, 43282, 47101, 47804, 59496, 64923, 71706, 84286, 86564, 94202, 95608, 126429, 129846, 141303, 143412, 168572, 173128, 188404, 252858, 259692, 282606, 286824, 337144, 376808, 505716, 519384, 565212, 800717, 1011432, 1130424, 1601434, 2402151, 3202868, 4804302, 6405736, 9608604, 19217208]

約数ペア:

[(1, 19217208), (2, 9608604), (3, 6405736), (4, 4804302), (6, 3202868), (8, 2402151), (12, 1601434), (17, 1130424), (19, 1011432), (24, 800717), (34, 565212), (37, 519384), (38, 505716), (51, 376808), (57, 337144), (67, 286824), (68, 282606), (74, 259692), (76, 252858), (102, 188404), (111, 173128), (114, 168572), (134, 143412), (136, 141303), (148, 129846), (152, 126429), (201, 95608), (204, 94202), (222, 86564), (228, 84286), (268, 71706), (296, 64923), (323, 59496), (402, 47804), (408, 47101), (444, 43282), (456, 42143), (536, 35853), (629, 30552), (646, 29748), (703, 27336), (804, 23902), (888, 21641), (969, 19832), (1139, 16872), (1258, 15276), (1273, 15096), (1292, 14874), (1406, 13668), (1608, 11951), (1887, 10184), (1938, 9916), (2109, 9112), (2278, 8436), (2479, 7752), (2516, 7638), (2546, 7548), (2584, 7437), (2812, 6834), (3417, 5624), (3774, 5092), (3819, 5032), (3876, 4958), (4218, 4556)]