20394288

素因数分解:

$2^4\times 3^3\times {\mathrm{17}}^1\times {\mathrm{2777}}^1$

素因数の和:2811

約数の個数: 80

約数和(自身を含む): 62004960

約数和(自身を除く): 41610672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 34, 36, 48, 51, 54, 68, 72, 102, 108, 136, 144, 153, 204, 216, 272, 306, 408, 432, 459, 612, 816, 918, 1224, 1836, 2448, 2777, 3672, 5554, 7344, 8331, 11108, 16662, 22216, 24993, 33324, 44432, 47209, 49986, 66648, 74979, 94418, 99972, 133296, 141627, 149958, 188836, 199944, 283254, 299916, 377672, 399888, 424881, 566508, 599832, 755344, 849762, 1133016, 1199664, 1274643, 1699524, 2266032, 2549286, 3399048, 5098572, 6798096, 10197144, 20394288]

約数ペア:

[(1, 20394288), (2, 10197144), (3, 6798096), (4, 5098572), (6, 3399048), (8, 2549286), (9, 2266032), (12, 1699524), (16, 1274643), (17, 1199664), (18, 1133016), (24, 849762), (27, 755344), (34, 599832), (36, 566508), (48, 424881), (51, 399888), (54, 377672), (68, 299916), (72, 283254), (102, 199944), (108, 188836), (136, 149958), (144, 141627), (153, 133296), (204, 99972), (216, 94418), (272, 74979), (306, 66648), (408, 49986), (432, 47209), (459, 44432), (612, 33324), (816, 24993), (918, 22216), (1224, 16662), (1836, 11108), (2448, 8331), (2777, 7344), (3672, 5554)]