20464587

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{15901}}^1$

素因数の和:15931

約数の個数: 24

約数和(自身を含む): 34729968

約数和(自身を除く): 14265381

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287, 15901, 47703, 143109, 174911, 206713, 524733, 620139, 1574199, 1860417, 2273843, 6821529, 20464587]

約数ペア:

[(1, 20464587), (3, 6821529), (9, 2273843), (11, 1860417), (13, 1574199), (33, 620139), (39, 524733), (99, 206713), (117, 174911), (143, 143109), (429, 47703), (1287, 15901)]