2028155

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{577}}^1$

素因数の和:638

約数の個数: 16

約数和(自身を含む): 2635680

約数和(自身を除く): 607525

約数列:

[1, 5, 19, 37, 95, 185, 577, 703, 2885, 3515, 10963, 21349, 54815, 106745, 405631, 2028155]

約数ペア:

[(1, 2028155), (5, 405631), (19, 106745), (37, 54815), (95, 21349), (185, 10963), (577, 3515), (703, 2885)]