17688748

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:283

約数の個数: 72

約数和(自身を含む): 40755456

約数和(自身を除く): 23066708

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 121, 154, 161, 227, 242, 253, 308, 322, 454, 484, 506, 644, 847, 908, 1012, 1589, 1694, 1771, 2497, 2783, 3178, 3388, 3542, 4994, 5221, 5566, 6356, 7084, 9988, 10442, 11132, 17479, 19481, 20884, 27467, 34958, 36547, 38962, 54934, 57431, 69916, 73094, 77924, 109868, 114862, 146188, 192269, 229724, 384538, 402017, 631741, 769076, 804034, 1263482, 1608068, 2526964, 4422187, 8844374, 17688748]

約数ペア:

[(1, 17688748), (2, 8844374), (4, 4422187), (7, 2526964), (11, 1608068), (14, 1263482), (22, 804034), (23, 769076), (28, 631741), (44, 402017), (46, 384538), (77, 229724), (92, 192269), (121, 146188), (154, 114862), (161, 109868), (227, 77924), (242, 73094), (253, 69916), (308, 57431), (322, 54934), (454, 38962), (484, 36547), (506, 34958), (644, 27467), (847, 20884), (908, 19481), (1012, 17479), (1589, 11132), (1694, 10442), (1771, 9988), (2497, 7084), (2783, 6356), (3178, 5566), (3388, 5221), (3542, 4994)]