20539712

素因数分解:

$2^6\times {\mathrm{487}}^1\times {\mathrm{659}}^1$

素因数の和:1158

約数の個数: 28

約数和(自身を含む): 40904160

約数和(自身を除く): 20364448

約数列:

[1, 2, 4, 8, 16, 32, 64, 487, 659, 974, 1318, 1948, 2636, 3896, 5272, 7792, 10544, 15584, 21088, 31168, 42176, 320933, 641866, 1283732, 2567464, 5134928, 10269856, 20539712]

約数ペア:

[(1, 20539712), (2, 10269856), (4, 5134928), (8, 2567464), (16, 1283732), (32, 641866), (64, 320933), (487, 42176), (659, 31168), (974, 21088), (1318, 15584), (1948, 10544), (2636, 7792), (3896, 5272)]