18804016

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{15263}}^1$

素因数の和:15289

約数の個数: 40

約数和(自身を含む): 45425664

約数和(自身を除く): 26621648

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 15263, 30526, 61052, 106841, 122104, 167893, 213682, 244208, 335786, 427364, 671572, 854728, 1175251, 1343144, 1709456, 2350502, 2686288, 4701004, 9402008, 18804016]

約数ペア:

[(1, 18804016), (2, 9402008), (4, 4701004), (7, 2686288), (8, 2350502), (11, 1709456), (14, 1343144), (16, 1175251), (22, 854728), (28, 671572), (44, 427364), (56, 335786), (77, 244208), (88, 213682), (112, 167893), (154, 122104), (176, 106841), (308, 61052), (616, 30526), (1232, 15263)]