20184165

素因数分解:

$3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1787}}^1$

素因数の和:2049

約数の個数: 24

約数和(自身を含む): 35144928

約数和(自身を除く): 14960763

約数列:

[1, 3, 5, 9, 15, 45, 251, 753, 1255, 1787, 2259, 3765, 5361, 8935, 11295, 16083, 26805, 80415, 448537, 1345611, 2242685, 4036833, 6728055, 20184165]

約数ペア:

[(1, 20184165), (3, 6728055), (5, 4036833), (9, 2242685), (15, 1345611), (45, 448537), (251, 80415), (753, 26805), (1255, 16083), (1787, 11295), (2259, 8935), (3765, 5361)]