20521332

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{3373}}^1$

素因数の和:3409

約数の個数: 54

約数和(自身を含む): 56187222

約数和(自身を除く): 35665890

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 234, 338, 468, 507, 676, 1014, 1521, 2028, 3042, 3373, 6084, 6746, 10119, 13492, 20238, 30357, 40476, 43849, 60714, 87698, 121428, 131547, 175396, 263094, 394641, 526188, 570037, 789282, 1140074, 1578564, 1710111, 2280148, 3420222, 5130333, 6840444, 10260666, 20521332]

約数ペア:

[(1, 20521332), (2, 10260666), (3, 6840444), (4, 5130333), (6, 3420222), (9, 2280148), (12, 1710111), (13, 1578564), (18, 1140074), (26, 789282), (36, 570037), (39, 526188), (52, 394641), (78, 263094), (117, 175396), (156, 131547), (169, 121428), (234, 87698), (338, 60714), (468, 43849), (507, 40476), (676, 30357), (1014, 20238), (1521, 13492), (2028, 10119), (3042, 6746), (3373, 6084)]