18517896

素因数分解:

$2^3\times 3^4\times {\mathrm{17}}^1\times {\mathrm{41}}^2$

素因数の和:117

約数の個数: 120

約数和(自身を含む): 56290410

約数和(自身を除く): 37772514

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 41, 51, 54, 68, 72, 81, 82, 102, 108, 123, 136, 153, 162, 164, 204, 216, 246, 306, 324, 328, 369, 408, 459, 492, 612, 648, 697, 738, 918, 984, 1107, 1224, 1377, 1394, 1476, 1681, 1836, 2091, 2214, 2754, 2788, 2952, 3321, 3362, 3672, 4182, 4428, 5043, 5508, 5576, 6273, 6642, 6724, 8364, 8856, 10086, 11016, 12546, 13284, 13448, 15129, 16728, 18819, 20172, 25092, 26568, 28577, 30258, 37638, 40344, 45387, 50184, 56457, 57154, 60516, 75276, 85731, 90774, 112914, 114308, 121032, 136161, 150552, 171462, 181548, 225828, 228616, 257193, 272322, 342924, 363096, 451656, 514386, 544644, 685848, 771579, 1028772, 1089288, 1543158, 2057544, 2314737, 3086316, 4629474, 6172632, 9258948, 18517896]

約数ペア:

[(1, 18517896), (2, 9258948), (3, 6172632), (4, 4629474), (6, 3086316), (8, 2314737), (9, 2057544), (12, 1543158), (17, 1089288), (18, 1028772), (24, 771579), (27, 685848), (34, 544644), (36, 514386), (41, 451656), (51, 363096), (54, 342924), (68, 272322), (72, 257193), (81, 228616), (82, 225828), (102, 181548), (108, 171462), (123, 150552), (136, 136161), (153, 121032), (162, 114308), (164, 112914), (204, 90774), (216, 85731), (246, 75276), (306, 60516), (324, 57154), (328, 56457), (369, 50184), (408, 45387), (459, 40344), (492, 37638), (612, 30258), (648, 28577), (697, 26568), (738, 25092), (918, 20172), (984, 18819), (1107, 16728), (1224, 15129), (1377, 13448), (1394, 13284), (1476, 12546), (1681, 11016), (1836, 10086), (2091, 8856), (2214, 8364), (2754, 6724), (2788, 6642), (2952, 6273), (3321, 5576), (3362, 5508), (3672, 5043), (4182, 4428)]