20970088

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{23197}}^1$

素因数の和:23316

約数の個数: 16

約数和(自身を含む): 39668580

約数和(自身を除く): 18698492

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 23197, 46394, 92788, 185576, 2621261, 5242522, 10485044, 20970088]

約数ペア:

[(1, 20970088), (2, 10485044), (4, 5242522), (8, 2621261), (113, 185576), (226, 92788), (452, 46394), (904, 23197)]