16493868

素因数分解:

$2^2\times 3^5\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 44029440

約数和(自身を除く): 27535572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 81, 108, 142, 162, 213, 239, 243, 284, 324, 426, 478, 486, 639, 717, 852, 956, 972, 1278, 1434, 1917, 2151, 2556, 2868, 3834, 4302, 5751, 6453, 7668, 8604, 11502, 12906, 16969, 17253, 19359, 23004, 25812, 33938, 34506, 38718, 50907, 58077, 67876, 69012, 77436, 101814, 116154, 152721, 203628, 232308, 305442, 458163, 610884, 916326, 1374489, 1832652, 2748978, 4123467, 5497956, 8246934, 16493868]

約数ペア:

[(1, 16493868), (2, 8246934), (3, 5497956), (4, 4123467), (6, 2748978), (9, 1832652), (12, 1374489), (18, 916326), (27, 610884), (36, 458163), (54, 305442), (71, 232308), (81, 203628), (108, 152721), (142, 116154), (162, 101814), (213, 77436), (239, 69012), (243, 67876), (284, 58077), (324, 50907), (426, 38718), (478, 34506), (486, 33938), (639, 25812), (717, 23004), (852, 19359), (956, 17253), (972, 16969), (1278, 12906), (1434, 11502), (1917, 8604), (2151, 7668), (2556, 6453), (2868, 5751), (3834, 4302)]