16609820

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{4973}}^1$

素因数の和:5149

約数の個数: 24

約数和(自身を含む): 35096544

約数和(自身を除く): 18486724

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 4973, 9946, 19892, 24865, 49730, 99460, 830491, 1660982, 3321964, 4152455, 8304910, 16609820]

約数ペア:

[(1, 16609820), (2, 8304910), (4, 4152455), (5, 3321964), (10, 1660982), (20, 830491), (167, 99460), (334, 49730), (668, 24865), (835, 19892), (1670, 9946), (3340, 4973)]