19187408

素因数分解:

$2^4\times {\mathrm{331}}^1\times {\mathrm{3623}}^1$

素因数の和:3962

約数の個数: 20

約数和(自身を含む): 37298208

約数和(自身を除く): 18110800

約数列:

[1, 2, 4, 8, 16, 331, 662, 1324, 2648, 3623, 5296, 7246, 14492, 28984, 57968, 1199213, 2398426, 4796852, 9593704, 19187408]

約数ペア:

[(1, 19187408), (2, 9593704), (4, 4796852), (8, 2398426), (16, 1199213), (331, 57968), (662, 28984), (1324, 14492), (2648, 7246), (3623, 5296)]