20544048

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:339

約数の個数: 120

約数和(自身を含む): 66736800

約数和(自身を除く): 46192752

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 89, 112, 126, 144, 168, 178, 229, 252, 267, 336, 356, 458, 504, 534, 623, 687, 712, 801, 916, 1008, 1068, 1246, 1374, 1424, 1602, 1603, 1832, 1869, 2061, 2136, 2492, 2748, 3204, 3206, 3664, 3738, 4122, 4272, 4809, 4984, 5496, 5607, 6408, 6412, 7476, 8244, 9618, 9968, 10992, 11214, 12816, 12824, 14427, 14952, 16488, 19236, 20381, 22428, 25648, 28854, 29904, 32976, 38472, 40762, 44856, 57708, 61143, 76944, 81524, 89712, 115416, 122286, 142667, 163048, 183429, 230832, 244572, 285334, 326096, 366858, 428001, 489144, 570668, 733716, 856002, 978288, 1141336, 1284003, 1467432, 1712004, 2282672, 2568006, 2934864, 3424008, 5136012, 6848016, 10272024, 20544048]

約数ペア:

[(1, 20544048), (2, 10272024), (3, 6848016), (4, 5136012), (6, 3424008), (7, 2934864), (8, 2568006), (9, 2282672), (12, 1712004), (14, 1467432), (16, 1284003), (18, 1141336), (21, 978288), (24, 856002), (28, 733716), (36, 570668), (42, 489144), (48, 428001), (56, 366858), (63, 326096), (72, 285334), (84, 244572), (89, 230832), (112, 183429), (126, 163048), (144, 142667), (168, 122286), (178, 115416), (229, 89712), (252, 81524), (267, 76944), (336, 61143), (356, 57708), (458, 44856), (504, 40762), (534, 38472), (623, 32976), (687, 29904), (712, 28854), (801, 25648), (916, 22428), (1008, 20381), (1068, 19236), (1246, 16488), (1374, 14952), (1424, 14427), (1602, 12824), (1603, 12816), (1832, 11214), (1869, 10992), (2061, 9968), (2136, 9618), (2492, 8244), (2748, 7476), (3204, 6412), (3206, 6408), (3664, 5607), (3738, 5496), (4122, 4984), (4272, 4809)]