19865230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25799}}^1$

素因数の和:25824

約数の個数: 32

約数和(自身を含む): 44582400

約数和(自身を除く): 24717170

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 25799, 51598, 128995, 180593, 257990, 283789, 361186, 567578, 902965, 1418945, 1805930, 1986523, 2837890, 3973046, 9932615, 19865230]

約数ペア:

[(1, 19865230), (2, 9932615), (5, 3973046), (7, 2837890), (10, 1986523), (11, 1805930), (14, 1418945), (22, 902965), (35, 567578), (55, 361186), (70, 283789), (77, 257990), (110, 180593), (154, 128995), (385, 51598), (770, 25799)]