18320512

素因数分解:

$2^7\times 7^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:178

約数の個数: 96

約数和(自身を含む): 44651520

約数和(自身を除く): 26331008

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 64, 92, 98, 112, 127, 128, 161, 184, 196, 224, 254, 322, 368, 392, 448, 508, 644, 736, 784, 889, 896, 1016, 1127, 1288, 1472, 1568, 1778, 2032, 2254, 2576, 2921, 2944, 3136, 3556, 4064, 4508, 5152, 5842, 6223, 6272, 7112, 8128, 9016, 10304, 11684, 12446, 14224, 16256, 18032, 20447, 20608, 23368, 24892, 28448, 36064, 40894, 46736, 49784, 56896, 72128, 81788, 93472, 99568, 113792, 143129, 144256, 163576, 186944, 199136, 286258, 327152, 373888, 398272, 572516, 654304, 796544, 1145032, 1308608, 2290064, 2617216, 4580128, 9160256, 18320512]

約数ペア:

[(1, 18320512), (2, 9160256), (4, 4580128), (7, 2617216), (8, 2290064), (14, 1308608), (16, 1145032), (23, 796544), (28, 654304), (32, 572516), (46, 398272), (49, 373888), (56, 327152), (64, 286258), (92, 199136), (98, 186944), (112, 163576), (127, 144256), (128, 143129), (161, 113792), (184, 99568), (196, 93472), (224, 81788), (254, 72128), (322, 56896), (368, 49784), (392, 46736), (448, 40894), (508, 36064), (644, 28448), (736, 24892), (784, 23368), (889, 20608), (896, 20447), (1016, 18032), (1127, 16256), (1288, 14224), (1472, 12446), (1568, 11684), (1778, 10304), (2032, 9016), (2254, 8128), (2576, 7112), (2921, 6272), (2944, 6223), (3136, 5842), (3556, 5152), (4064, 4508)]