19644808

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{57107}}^1$

素因数の和:57156

約数の個数: 16

約数和(自身を含む): 37691280

約数和(自身を除く): 18046472

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 57107, 114214, 228428, 456856, 2455601, 4911202, 9822404, 19644808]

約数ペア:

[(1, 19644808), (2, 9822404), (4, 4911202), (8, 2455601), (43, 456856), (86, 228428), (172, 114214), (344, 57107)]