18854472

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 59270400

約数和(自身を除く): 40415928

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 89, 91, 97, 104, 156, 168, 178, 182, 194, 267, 273, 291, 312, 356, 364, 388, 534, 546, 582, 623, 679, 712, 728, 776, 1068, 1092, 1157, 1164, 1246, 1261, 1358, 1869, 2037, 2136, 2184, 2314, 2328, 2492, 2522, 2716, 3471, 3738, 3783, 4074, 4628, 4984, 5044, 5432, 6942, 7476, 7566, 8099, 8148, 8633, 8827, 9256, 10088, 13884, 14952, 15132, 16198, 16296, 17266, 17654, 24297, 25899, 26481, 27768, 30264, 32396, 34532, 35308, 48594, 51798, 52962, 60431, 64792, 69064, 70616, 97188, 103596, 105924, 112229, 120862, 181293, 194376, 207192, 211848, 224458, 241724, 336687, 362586, 448916, 483448, 673374, 725172, 785603, 897832, 1346748, 1450344, 1571206, 2356809, 2693496, 3142412, 4713618, 6284824, 9427236, 18854472]

約数ペア:

[(1, 18854472), (2, 9427236), (3, 6284824), (4, 4713618), (6, 3142412), (7, 2693496), (8, 2356809), (12, 1571206), (13, 1450344), (14, 1346748), (21, 897832), (24, 785603), (26, 725172), (28, 673374), (39, 483448), (42, 448916), (52, 362586), (56, 336687), (78, 241724), (84, 224458), (89, 211848), (91, 207192), (97, 194376), (104, 181293), (156, 120862), (168, 112229), (178, 105924), (182, 103596), (194, 97188), (267, 70616), (273, 69064), (291, 64792), (312, 60431), (356, 52962), (364, 51798), (388, 48594), (534, 35308), (546, 34532), (582, 32396), (623, 30264), (679, 27768), (712, 26481), (728, 25899), (776, 24297), (1068, 17654), (1092, 17266), (1157, 16296), (1164, 16198), (1246, 15132), (1261, 14952), (1358, 13884), (1869, 10088), (2037, 9256), (2136, 8827), (2184, 8633), (2314, 8148), (2328, 8099), (2492, 7566), (2522, 7476), (2716, 6942), (3471, 5432), (3738, 5044), (3783, 4984), (4074, 4628)]