19941915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{739}}^1$

素因数の和:1011

約数の個数: 32

約数和(自身を含む): 36656640

約数和(自身を除く): 16714725

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 257, 739, 771, 1285, 1799, 2217, 3695, 3855, 5173, 5397, 8995, 11085, 15519, 25865, 26985, 77595, 189923, 569769, 949615, 1329461, 2848845, 3988383, 6647305, 19941915]

約数ペア:

[(1, 19941915), (3, 6647305), (5, 3988383), (7, 2848845), (15, 1329461), (21, 949615), (35, 569769), (105, 189923), (257, 77595), (739, 26985), (771, 25865), (1285, 15519), (1799, 11085), (2217, 8995), (3695, 5397), (3855, 5173)]