19442176

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1$

素因数の和:181

約数の個数: 80

約数和(自身を含む): 43997184

約数和(自身を除く): 24555008

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 127, 128, 184, 208, 254, 256, 299, 368, 416, 508, 512, 598, 736, 832, 1016, 1196, 1472, 1651, 1664, 2032, 2392, 2921, 2944, 3302, 3328, 4064, 4784, 5842, 5888, 6604, 6656, 8128, 9568, 11684, 11776, 13208, 16256, 19136, 23368, 26416, 32512, 37973, 38272, 46736, 52832, 65024, 75946, 76544, 93472, 105664, 151892, 153088, 186944, 211328, 303784, 373888, 422656, 607568, 747776, 845312, 1215136, 1495552, 2430272, 4860544, 9721088, 19442176]

約数ペア:

[(1, 19442176), (2, 9721088), (4, 4860544), (8, 2430272), (13, 1495552), (16, 1215136), (23, 845312), (26, 747776), (32, 607568), (46, 422656), (52, 373888), (64, 303784), (92, 211328), (104, 186944), (127, 153088), (128, 151892), (184, 105664), (208, 93472), (254, 76544), (256, 75946), (299, 65024), (368, 52832), (416, 46736), (508, 38272), (512, 37973), (598, 32512), (736, 26416), (832, 23368), (1016, 19136), (1196, 16256), (1472, 13208), (1651, 11776), (1664, 11684), (2032, 9568), (2392, 8128), (2921, 6656), (2944, 6604), (3302, 5888), (3328, 5842), (4064, 4784)]