20286708

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{130043}}^1$

素因数の和:130063

約数の個数: 24

約数和(自身を含む): 50977248

約数和(自身を除く): 30690540

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 130043, 260086, 390129, 520172, 780258, 1560516, 1690559, 3381118, 5071677, 6762236, 10143354, 20286708]

約数ペア:

[(1, 20286708), (2, 10143354), (3, 6762236), (4, 5071677), (6, 3381118), (12, 1690559), (13, 1560516), (26, 780258), (39, 520172), (52, 390129), (78, 260086), (156, 130043)]