20393152

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:345

約数の個数: 56

約数和(自身を含む): 44151296

約数和(自身を除く): 23758144

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 127, 193, 208, 254, 386, 416, 508, 772, 832, 1016, 1544, 1651, 2032, 2509, 3088, 3302, 4064, 5018, 6176, 6604, 8128, 10036, 12352, 13208, 20072, 24511, 26416, 40144, 49022, 52832, 80288, 98044, 105664, 160576, 196088, 318643, 392176, 637286, 784352, 1274572, 1568704, 2549144, 5098288, 10196576, 20393152]

約数ペア:

[(1, 20393152), (2, 10196576), (4, 5098288), (8, 2549144), (13, 1568704), (16, 1274572), (26, 784352), (32, 637286), (52, 392176), (64, 318643), (104, 196088), (127, 160576), (193, 105664), (208, 98044), (254, 80288), (386, 52832), (416, 49022), (508, 40144), (772, 26416), (832, 24511), (1016, 20072), (1544, 13208), (1651, 12352), (2032, 10036), (2509, 8128), (3088, 6604), (3302, 6176), (4064, 5018)]