20956248

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:313

約数の個数: 96

約数和(自身を含む): 60278400

約数和(自身を除く): 39322152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 41, 62, 72, 82, 93, 123, 124, 164, 186, 229, 246, 248, 279, 328, 369, 372, 458, 492, 558, 687, 738, 744, 916, 984, 1116, 1271, 1374, 1476, 1832, 2061, 2232, 2542, 2748, 2952, 3813, 4122, 5084, 5496, 7099, 7626, 8244, 9389, 10168, 11439, 14198, 15252, 16488, 18778, 21297, 22878, 28167, 28396, 30504, 37556, 42594, 45756, 56334, 56792, 63891, 75112, 84501, 85188, 91512, 112668, 127782, 169002, 170376, 225336, 255564, 291059, 338004, 511128, 582118, 676008, 873177, 1164236, 1746354, 2328472, 2619531, 3492708, 5239062, 6985416, 10478124, 20956248]

約数ペア:

[(1, 20956248), (2, 10478124), (3, 6985416), (4, 5239062), (6, 3492708), (8, 2619531), (9, 2328472), (12, 1746354), (18, 1164236), (24, 873177), (31, 676008), (36, 582118), (41, 511128), (62, 338004), (72, 291059), (82, 255564), (93, 225336), (123, 170376), (124, 169002), (164, 127782), (186, 112668), (229, 91512), (246, 85188), (248, 84501), (279, 75112), (328, 63891), (369, 56792), (372, 56334), (458, 45756), (492, 42594), (558, 37556), (687, 30504), (738, 28396), (744, 28167), (916, 22878), (984, 21297), (1116, 18778), (1271, 16488), (1374, 15252), (1476, 14198), (1832, 11439), (2061, 10168), (2232, 9389), (2542, 8244), (2748, 7626), (2952, 7099), (3813, 5496), (4122, 5084)]