20807312916

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{133380211}}^1$

素因数の和:133380231

約数の個数: 24

約数和(自身を含む): 52285043104

約数和(自身を除く): 31477730188

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 133380211, 266760422, 400140633, 533520844, 800281266, 1600562532, 1733942743, 3467885486, 5201828229, 6935770972, 10403656458, 20807312916]

約数ペア:

[(1, 20807312916), (2, 10403656458), (3, 6935770972), (4, 5201828229), (6, 3467885486), (12, 1733942743), (13, 1600562532), (26, 800281266), (39, 533520844), (52, 400140633), (78, 266760422), (156, 133380211)]