20891782

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{3767}}^1$

素因数の和:3875

約数の個数: 16

約数和(自身を含む): 32555520

約数和(自身を除く): 11663738

約数列:

[1, 2, 47, 59, 94, 118, 2773, 3767, 5546, 7534, 177049, 222253, 354098, 444506, 10445891, 20891782]

約数ペア:

[(1, 20891782), (2, 10445891), (47, 444506), (59, 354098), (94, 222253), (118, 177049), (2773, 7534), (3767, 5546)]