19767561

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{3967}}^1$

素因数の和:4132

約数の個数: 16

約数和(自身を含む): 28950528

約数和(自身を除く): 9182967

約数列:

[1, 3, 11, 33, 151, 453, 1661, 3967, 4983, 11901, 43637, 130911, 599017, 1797051, 6589187, 19767561]

約数ペア:

[(1, 19767561), (3, 6589187), (11, 1797051), (33, 599017), (151, 130911), (453, 43637), (1661, 11901), (3967, 4983)]