19292775

素因数分解:

$3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{4217}}^1$

素因数の和:4291

約数の個数: 24

約数和(自身を含む): 32427984

約数和(自身を除く): 13135209

約数列:

[1, 3, 5, 15, 25, 61, 75, 183, 305, 915, 1525, 4217, 4575, 12651, 21085, 63255, 105425, 257237, 316275, 771711, 1286185, 3858555, 6430925, 19292775]

約数ペア:

[(1, 19292775), (3, 6430925), (5, 3858555), (15, 1286185), (25, 771711), (61, 316275), (75, 257237), (183, 105425), (305, 63255), (915, 21085), (1525, 12651), (4217, 4575)]