19783926

素因数分解:

$2^1\times 3^4\times {\mathrm{97}}^1\times {\mathrm{1259}}^1$

素因数の和:1370

約数の個数: 40

約数和(自身を含む): 44823240

約数和(自身を除く): 25039314

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 97, 162, 194, 291, 582, 873, 1259, 1746, 2518, 2619, 3777, 5238, 7554, 7857, 11331, 15714, 22662, 33993, 67986, 101979, 122123, 203958, 244246, 366369, 732738, 1099107, 2198214, 3297321, 6594642, 9891963, 19783926]

約数ペア:

[(1, 19783926), (2, 9891963), (3, 6594642), (6, 3297321), (9, 2198214), (18, 1099107), (27, 732738), (54, 366369), (81, 244246), (97, 203958), (162, 122123), (194, 101979), (291, 67986), (582, 33993), (873, 22662), (1259, 15714), (1746, 11331), (2518, 7857), (2619, 7554), (3777, 5238)]