16339240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21499}}^1$

素因数の和:21529

約数の個数: 32

約数和(自身を含む): 38700000

約数和(自身を除く): 22360760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 21499, 42998, 85996, 107495, 171992, 214990, 408481, 429980, 816962, 859960, 1633924, 2042405, 3267848, 4084810, 8169620, 16339240]

約数ペア:

[(1, 16339240), (2, 8169620), (4, 4084810), (5, 3267848), (8, 2042405), (10, 1633924), (19, 859960), (20, 816962), (38, 429980), (40, 408481), (76, 214990), (95, 171992), (152, 107495), (190, 85996), (380, 42998), (760, 21499)]