20068966

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{3637}}^1$

素因数の和:3759

約数の個数: 16

約数和(自身を含む): 31432320

約数和(自身を除く): 11363354

約数列:

[1, 2, 31, 62, 89, 178, 2759, 3637, 5518, 7274, 112747, 225494, 323693, 647386, 10034483, 20068966]

約数ペア:

[(1, 20068966), (2, 10034483), (31, 647386), (62, 323693), (89, 225494), (178, 112747), (2759, 7274), (3637, 5518)]