19638276

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{601}}^1$

素因数の和:1004

約数の個数: 48

約数和(自身を含む): 52590720

約数和(自身を除く): 32952444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 389, 601, 778, 1167, 1202, 1556, 1803, 2334, 2404, 2723, 3606, 4207, 4668, 5446, 7212, 8169, 8414, 10892, 12621, 16338, 16828, 25242, 32676, 50484, 233789, 467578, 701367, 935156, 1402734, 1636523, 2805468, 3273046, 4909569, 6546092, 9819138, 19638276]

約数ペア:

[(1, 19638276), (2, 9819138), (3, 6546092), (4, 4909569), (6, 3273046), (7, 2805468), (12, 1636523), (14, 1402734), (21, 935156), (28, 701367), (42, 467578), (84, 233789), (389, 50484), (601, 32676), (778, 25242), (1167, 16828), (1202, 16338), (1556, 12621), (1803, 10892), (2334, 8414), (2404, 8169), (2723, 7212), (3606, 5446), (4207, 4668)]