20603466

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^3\times {\mathrm{521}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 48452040

約数和(自身を除く): 27848574

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 169, 234, 338, 507, 521, 1014, 1042, 1521, 1563, 2197, 3042, 3126, 4394, 4689, 6591, 6773, 9378, 13182, 13546, 19773, 20319, 39546, 40638, 60957, 88049, 121914, 176098, 264147, 528294, 792441, 1144637, 1584882, 2289274, 3433911, 6867822, 10301733, 20603466]

約数ペア:

[(1, 20603466), (2, 10301733), (3, 6867822), (6, 3433911), (9, 2289274), (13, 1584882), (18, 1144637), (26, 792441), (39, 528294), (78, 264147), (117, 176098), (169, 121914), (234, 88049), (338, 60957), (507, 40638), (521, 39546), (1014, 20319), (1042, 19773), (1521, 13546), (1563, 13182), (2197, 9378), (3042, 6773), (3126, 6591), (4394, 4689)]