19937022

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3989}}^1$

素因数の和:4025

約数の個数: 48

約数和(自身を含む): 49124880

約数和(自身を除く): 29187858

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 49, 51, 98, 102, 119, 147, 238, 294, 357, 714, 833, 1666, 2499, 3989, 4998, 7978, 11967, 23934, 27923, 55846, 67813, 83769, 135626, 167538, 195461, 203439, 390922, 406878, 474691, 586383, 949382, 1172766, 1424073, 2848146, 3322837, 6645674, 9968511, 19937022]

約数ペア:

[(1, 19937022), (2, 9968511), (3, 6645674), (6, 3322837), (7, 2848146), (14, 1424073), (17, 1172766), (21, 949382), (34, 586383), (42, 474691), (49, 406878), (51, 390922), (98, 203439), (102, 195461), (119, 167538), (147, 135626), (238, 83769), (294, 67813), (357, 55846), (714, 27923), (833, 23934), (1666, 11967), (2499, 7978), (3989, 4998)]