16139420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73361}}^1$

素因数の和:73381

約数の個数: 24

約数和(自身を含む): 36974448

約数和(自身を除く): 20835028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 73361, 146722, 293444, 366805, 733610, 806971, 1467220, 1613942, 3227884, 4034855, 8069710, 16139420]

約数ペア:

[(1, 16139420), (2, 8069710), (4, 4034855), (5, 3227884), (10, 1613942), (11, 1467220), (20, 806971), (22, 733610), (44, 366805), (55, 293444), (110, 146722), (220, 73361)]