2807782

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1997}}^1$

素因数の和:2055

約数の個数: 16

約数和(自身を含む): 4555440

約数和(自身を除く): 1747658

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 1997, 3994, 37943, 73889, 75886, 147778, 1403891, 2807782]

約数ペア:

[(1, 2807782), (2, 1403891), (19, 147778), (37, 75886), (38, 73889), (74, 37943), (703, 3994), (1406, 1997)]