19499662

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5639}}^1$

素因数の和:5680

約数の個数: 32

約数和(自身を含む): 37900800

約数和(自身を除く): 18401138

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 5639, 11278, 39473, 73307, 78946, 107141, 146614, 214282, 513149, 749987, 1026298, 1392833, 1499974, 2785666, 9749831, 19499662]

約数ペア:

[(1, 19499662), (2, 9749831), (7, 2785666), (13, 1499974), (14, 1392833), (19, 1026298), (26, 749987), (38, 513149), (91, 214282), (133, 146614), (182, 107141), (247, 78946), (266, 73307), (494, 39473), (1729, 11278), (3458, 5639)]