19779234

素因数分解:

$2^1\times 3^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:490

約数の個数: 32

約数和(自身を含む): 40421376

約数和(自身を除く): 20642142

約数列:

[1, 2, 3, 6, 101, 127, 202, 254, 257, 303, 381, 514, 606, 762, 771, 1542, 12827, 25654, 25957, 32639, 38481, 51914, 65278, 76962, 77871, 97917, 155742, 195834, 3296539, 6593078, 9889617, 19779234]

約数ペア:

[(1, 19779234), (2, 9889617), (3, 6593078), (6, 3296539), (101, 195834), (127, 155742), (202, 97917), (254, 77871), (257, 76962), (303, 65278), (381, 51914), (514, 38481), (606, 32639), (762, 25957), (771, 25654), (1542, 12827)]