19784295

素因数分解:

$3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{5297}}^1$

素因数の和:5391

約数の個数: 24

約数和(自身を含む): 34712496

約数和(自身を除く): 14928201

約数列:

[1, 3, 5, 9, 15, 45, 83, 249, 415, 747, 1245, 3735, 5297, 15891, 26485, 47673, 79455, 238365, 439651, 1318953, 2198255, 3956859, 6594765, 19784295]

約数ペア:

[(1, 19784295), (3, 6594765), (5, 3956859), (9, 2198255), (15, 1318953), (45, 439651), (83, 238365), (249, 79455), (415, 47673), (747, 26485), (1245, 15891), (3735, 5297)]