20039992

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{15559}}^1$

素因数の和:15595

約数の個数: 32

約数和(自身を含む): 44812800

約数和(自身を除く): 24772808

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 15559, 31118, 62236, 108913, 124472, 217826, 357857, 435652, 715714, 871304, 1431428, 2504999, 2862856, 5009998, 10019996, 20039992]

約数ペア:

[(1, 20039992), (2, 10019996), (4, 5009998), (7, 2862856), (8, 2504999), (14, 1431428), (23, 871304), (28, 715714), (46, 435652), (56, 357857), (92, 217826), (161, 124472), (184, 108913), (322, 62236), (644, 31118), (1288, 15559)]