20233863

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:336

約数の個数: 36

約数和(自身を含む): 32373432

約数和(自身を除く): 12139569

約数列:

[1, 3, 9, 13, 39, 53, 117, 159, 169, 251, 477, 507, 689, 753, 1521, 2067, 2259, 3263, 6201, 8957, 9789, 13303, 26871, 29367, 39909, 42419, 80613, 119727, 127257, 172939, 381771, 518817, 1556451, 2248207, 6744621, 20233863]

約数ペア:

[(1, 20233863), (3, 6744621), (9, 2248207), (13, 1556451), (39, 518817), (53, 381771), (117, 172939), (159, 127257), (169, 119727), (251, 80613), (477, 42419), (507, 39909), (689, 29367), (753, 26871), (1521, 13303), (2067, 9789), (2259, 8957), (3263, 6201)]