20137792

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:335

約数の個数: 56

約数和(自身を含む): 43013376

約数和(自身を除く): 22875584

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 83, 136, 166, 223, 272, 332, 446, 544, 664, 892, 1088, 1328, 1411, 1784, 2656, 2822, 3568, 3791, 5312, 5644, 7136, 7582, 11288, 14272, 15164, 18509, 22576, 30328, 37018, 45152, 60656, 74036, 90304, 121312, 148072, 242624, 296144, 314653, 592288, 629306, 1184576, 1258612, 2517224, 5034448, 10068896, 20137792]

約数ペア:

[(1, 20137792), (2, 10068896), (4, 5034448), (8, 2517224), (16, 1258612), (17, 1184576), (32, 629306), (34, 592288), (64, 314653), (68, 296144), (83, 242624), (136, 148072), (166, 121312), (223, 90304), (272, 74036), (332, 60656), (446, 45152), (544, 37018), (664, 30328), (892, 22576), (1088, 18509), (1328, 15164), (1411, 14272), (1784, 11288), (2656, 7582), (2822, 7136), (3568, 5644), (3791, 5312)]