19423328

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:267

約数の個数: 48

約数和(自身を含む): 39626496

約数和(自身を除く): 20203168

約数列:

[1, 2, 4, 8, 16, 32, 71, 83, 103, 142, 166, 206, 284, 332, 412, 568, 664, 824, 1136, 1328, 1648, 2272, 2656, 3296, 5893, 7313, 8549, 11786, 14626, 17098, 23572, 29252, 34196, 47144, 58504, 68392, 94288, 117008, 136784, 188576, 234016, 273568, 606979, 1213958, 2427916, 4855832, 9711664, 19423328]

約数ペア:

[(1, 19423328), (2, 9711664), (4, 4855832), (8, 2427916), (16, 1213958), (32, 606979), (71, 273568), (83, 234016), (103, 188576), (142, 136784), (166, 117008), (206, 94288), (284, 68392), (332, 58504), (412, 47144), (568, 34196), (664, 29252), (824, 23572), (1136, 17098), (1328, 14626), (1648, 11786), (2272, 8549), (2656, 7313), (3296, 5893)]