20191122

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:184

約数の個数: 96

約数和(自身を含む): 52925184

約数和(自身を除く): 32734062

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 37, 42, 61, 63, 71, 74, 111, 122, 126, 142, 183, 213, 222, 259, 333, 366, 426, 427, 497, 518, 549, 639, 666, 777, 854, 994, 1098, 1278, 1281, 1491, 1554, 2257, 2331, 2562, 2627, 2982, 3843, 4331, 4473, 4514, 4662, 5254, 6771, 7686, 7881, 8662, 8946, 12993, 13542, 15762, 15799, 18389, 20313, 23643, 25986, 30317, 31598, 36778, 38979, 40626, 47286, 47397, 55167, 60634, 77958, 90951, 94794, 110334, 142191, 160247, 165501, 181902, 272853, 284382, 320494, 331002, 480741, 545706, 961482, 1121729, 1442223, 2243458, 2884446, 3365187, 6730374, 10095561, 20191122]

約数ペア:

[(1, 20191122), (2, 10095561), (3, 6730374), (6, 3365187), (7, 2884446), (9, 2243458), (14, 1442223), (18, 1121729), (21, 961482), (37, 545706), (42, 480741), (61, 331002), (63, 320494), (71, 284382), (74, 272853), (111, 181902), (122, 165501), (126, 160247), (142, 142191), (183, 110334), (213, 94794), (222, 90951), (259, 77958), (333, 60634), (366, 55167), (426, 47397), (427, 47286), (497, 40626), (518, 38979), (549, 36778), (639, 31598), (666, 30317), (777, 25986), (854, 23643), (994, 20313), (1098, 18389), (1278, 15799), (1281, 15762), (1491, 13542), (1554, 12993), (2257, 8946), (2331, 8662), (2562, 7881), (2627, 7686), (2982, 6771), (3843, 5254), (4331, 4662), (4473, 4514)]