19791027

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1$

素因数の和:424

約数の個数: 32

約数和(自身を含む): 31180800

約数和(自身を除く): 11389773

約数列:

[1, 3, 9, 19, 27, 57, 171, 173, 223, 513, 519, 669, 1557, 2007, 3287, 4237, 4671, 6021, 9861, 12711, 29583, 38133, 38579, 88749, 114399, 115737, 347211, 733001, 1041633, 2199003, 6597009, 19791027]

約数ペア:

[(1, 19791027), (3, 6597009), (9, 2199003), (19, 1041633), (27, 733001), (57, 347211), (171, 115737), (173, 114399), (223, 88749), (513, 38579), (519, 38133), (669, 29583), (1557, 12711), (2007, 9861), (3287, 6021), (4237, 4671)]