19781286

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15193}}^1$

素因数の和:15236

約数の個数: 32

約数和(自身を含む): 46675968

約数和(自身を除く): 26894682

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 186, 217, 434, 651, 1302, 15193, 30386, 45579, 91158, 106351, 212702, 319053, 470983, 638106, 941966, 1412949, 2825898, 3296881, 6593762, 9890643, 19781286]

約数ペア:

[(1, 19781286), (2, 9890643), (3, 6593762), (6, 3296881), (7, 2825898), (14, 1412949), (21, 941966), (31, 638106), (42, 470983), (62, 319053), (93, 212702), (186, 106351), (217, 91158), (434, 45579), (651, 30386), (1302, 15193)]