20349168

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{853}}^1$

素因数の和:942

約数の個数: 80

約数和(自身を含む): 60996096

約数和(自身を除く): 40646928

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 71, 84, 112, 142, 168, 213, 284, 336, 426, 497, 568, 852, 853, 994, 1136, 1491, 1704, 1706, 1988, 2559, 2982, 3408, 3412, 3976, 5118, 5964, 5971, 6824, 7952, 10236, 11928, 11942, 13648, 17913, 20472, 23856, 23884, 35826, 40944, 47768, 60563, 71652, 95536, 121126, 143304, 181689, 242252, 286608, 363378, 423941, 484504, 726756, 847882, 969008, 1271823, 1453512, 1695764, 2543646, 2907024, 3391528, 5087292, 6783056, 10174584, 20349168]

約数ペア:

[(1, 20349168), (2, 10174584), (3, 6783056), (4, 5087292), (6, 3391528), (7, 2907024), (8, 2543646), (12, 1695764), (14, 1453512), (16, 1271823), (21, 969008), (24, 847882), (28, 726756), (42, 484504), (48, 423941), (56, 363378), (71, 286608), (84, 242252), (112, 181689), (142, 143304), (168, 121126), (213, 95536), (284, 71652), (336, 60563), (426, 47768), (497, 40944), (568, 35826), (852, 23884), (853, 23856), (994, 20472), (1136, 17913), (1491, 13648), (1704, 11942), (1706, 11928), (1988, 10236), (2559, 7952), (2982, 6824), (3408, 5971), (3412, 5964), (3976, 5118)]