18438948

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:135

約数の個数: 144

約数和(自身を含む): 56306880

約数和(自身を除く): 37867932

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 27, 33, 34, 36, 44, 51, 54, 66, 68, 83, 99, 102, 108, 121, 132, 153, 166, 187, 198, 204, 242, 249, 297, 306, 332, 363, 374, 396, 459, 484, 498, 561, 594, 612, 726, 747, 748, 913, 918, 996, 1089, 1122, 1188, 1411, 1452, 1494, 1683, 1826, 1836, 2057, 2178, 2241, 2244, 2739, 2822, 2988, 3267, 3366, 3652, 4114, 4233, 4356, 4482, 5049, 5478, 5644, 6171, 6534, 6732, 8217, 8228, 8466, 8964, 10043, 10098, 10956, 12342, 12699, 13068, 15521, 16434, 16932, 18513, 20086, 20196, 24651, 24684, 25398, 30129, 31042, 32868, 37026, 38097, 40172, 46563, 49302, 50796, 55539, 60258, 62084, 74052, 76194, 90387, 93126, 98604, 111078, 120516, 139689, 152388, 170731, 180774, 186252, 222156, 271161, 279378, 341462, 361548, 419067, 512193, 542322, 558756, 682924, 838134, 1024386, 1084644, 1536579, 1676268, 2048772, 3073158, 4609737, 6146316, 9219474, 18438948]

約数ペア:

[(1, 18438948), (2, 9219474), (3, 6146316), (4, 4609737), (6, 3073158), (9, 2048772), (11, 1676268), (12, 1536579), (17, 1084644), (18, 1024386), (22, 838134), (27, 682924), (33, 558756), (34, 542322), (36, 512193), (44, 419067), (51, 361548), (54, 341462), (66, 279378), (68, 271161), (83, 222156), (99, 186252), (102, 180774), (108, 170731), (121, 152388), (132, 139689), (153, 120516), (166, 111078), (187, 98604), (198, 93126), (204, 90387), (242, 76194), (249, 74052), (297, 62084), (306, 60258), (332, 55539), (363, 50796), (374, 49302), (396, 46563), (459, 40172), (484, 38097), (498, 37026), (561, 32868), (594, 31042), (612, 30129), (726, 25398), (747, 24684), (748, 24651), (913, 20196), (918, 20086), (996, 18513), (1089, 16932), (1122, 16434), (1188, 15521), (1411, 13068), (1452, 12699), (1494, 12342), (1683, 10956), (1826, 10098), (1836, 10043), (2057, 8964), (2178, 8466), (2241, 8228), (2244, 8217), (2739, 6732), (2822, 6534), (2988, 6171), (3267, 5644), (3366, 5478), (3652, 5049), (4114, 4482), (4233, 4356)]