16623656

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 37428480

約数和(自身を除く): 20804824

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 71, 74, 113, 142, 148, 226, 259, 284, 296, 452, 497, 518, 568, 791, 904, 994, 1036, 1582, 1988, 2072, 2627, 3164, 3976, 4181, 5254, 6328, 8023, 8362, 10508, 16046, 16724, 18389, 21016, 29267, 32092, 33448, 36778, 56161, 58534, 64184, 73556, 112322, 117068, 147112, 224644, 234136, 296851, 449288, 593702, 1187404, 2077957, 2374808, 4155914, 8311828, 16623656]

約数ペア:

[(1, 16623656), (2, 8311828), (4, 4155914), (7, 2374808), (8, 2077957), (14, 1187404), (28, 593702), (37, 449288), (56, 296851), (71, 234136), (74, 224644), (113, 147112), (142, 117068), (148, 112322), (226, 73556), (259, 64184), (284, 58534), (296, 56161), (452, 36778), (497, 33448), (518, 32092), (568, 29267), (791, 21016), (904, 18389), (994, 16724), (1036, 16046), (1582, 10508), (1988, 8362), (2072, 8023), (2627, 6328), (3164, 5254), (3976, 4181)]