20674929

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{11821}}^1$

素因数の和:11888

約数の個数: 16

約数和(自身を含む): 30642624

約数和(自身を除く): 9967695

約数列:

[1, 3, 11, 33, 53, 159, 583, 1749, 11821, 35463, 130031, 390093, 626513, 1879539, 6891643, 20674929]

約数ペア:

[(1, 20674929), (3, 6891643), (11, 1879539), (33, 626513), (53, 390093), (159, 130031), (583, 35463), (1749, 11821)]