31538192

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2903}}^1$

素因数の和:3015

約数の個数: 40

約数和(自身を含む): 70578816

約数和(自身を除く): 39040624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 1358, 1552, 2716, 2903, 5432, 5806, 10864, 11612, 20321, 23224, 40642, 46448, 81284, 162568, 281591, 325136, 563182, 1126364, 1971137, 2252728, 3942274, 4505456, 7884548, 15769096, 31538192]

約数ペア:

[(1, 31538192), (2, 15769096), (4, 7884548), (7, 4505456), (8, 3942274), (14, 2252728), (16, 1971137), (28, 1126364), (56, 563182), (97, 325136), (112, 281591), (194, 162568), (388, 81284), (679, 46448), (776, 40642), (1358, 23224), (1552, 20321), (2716, 11612), (2903, 10864), (5432, 5806)]