20468896

素因数分解:

$2^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:206

約数の個数: 96

約数和(自身を含む): 50077440

約数和(自身を除く): 29608544

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 29, 32, 46, 56, 58, 92, 112, 116, 137, 161, 184, 203, 224, 232, 274, 322, 368, 406, 464, 548, 644, 667, 736, 812, 928, 959, 1096, 1288, 1334, 1624, 1918, 2192, 2576, 2668, 3151, 3248, 3836, 3973, 4384, 4669, 5152, 5336, 6302, 6496, 7672, 7946, 9338, 10672, 12604, 15344, 15892, 18676, 21344, 22057, 25208, 27811, 30688, 31784, 37352, 44114, 50416, 55622, 63568, 74704, 88228, 91379, 100832, 111244, 127136, 149408, 176456, 182758, 222488, 352912, 365516, 444976, 639653, 705824, 731032, 889952, 1279306, 1462064, 2558612, 2924128, 5117224, 10234448, 20468896]

約数ペア:

[(1, 20468896), (2, 10234448), (4, 5117224), (7, 2924128), (8, 2558612), (14, 1462064), (16, 1279306), (23, 889952), (28, 731032), (29, 705824), (32, 639653), (46, 444976), (56, 365516), (58, 352912), (92, 222488), (112, 182758), (116, 176456), (137, 149408), (161, 127136), (184, 111244), (203, 100832), (224, 91379), (232, 88228), (274, 74704), (322, 63568), (368, 55622), (406, 50416), (464, 44114), (548, 37352), (644, 31784), (667, 30688), (736, 27811), (812, 25208), (928, 22057), (959, 21344), (1096, 18676), (1288, 15892), (1334, 15344), (1624, 12604), (1918, 10672), (2192, 9338), (2576, 7946), (2668, 7672), (3151, 6496), (3248, 6302), (3836, 5336), (3973, 5152), (4384, 4669)]