20422016

素因数分解:

$2^7\times {\mathrm{103}}^1\times {\mathrm{1549}}^1$

素因数の和:1666

約数の個数: 32

約数和(自身を含む): 41106000

約数和(自身を除く): 20683984

約数列:

[1, 2, 4, 8, 16, 32, 64, 103, 128, 206, 412, 824, 1549, 1648, 3098, 3296, 6196, 6592, 12392, 13184, 24784, 49568, 99136, 159547, 198272, 319094, 638188, 1276376, 2552752, 5105504, 10211008, 20422016]

約数ペア:

[(1, 20422016), (2, 10211008), (4, 5105504), (8, 2552752), (16, 1276376), (32, 638188), (64, 319094), (103, 198272), (128, 159547), (206, 99136), (412, 49568), (824, 24784), (1549, 13184), (1648, 12392), (3098, 6592), (3296, 6196)]