31381744

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{45613}}^1$

素因数の和:45664

約数の個数: 20

約数和(自身を含む): 62217496

約数和(自身を除く): 30835752

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 45613, 91226, 182452, 364904, 729808, 1961359, 3922718, 7845436, 15690872, 31381744]

約数ペア:

[(1, 31381744), (2, 15690872), (4, 7845436), (8, 3922718), (16, 1961359), (43, 729808), (86, 364904), (172, 182452), (344, 91226), (688, 45613)]