19172133

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:327

約数の個数: 40

約数和(自身を含む): 30735936

約数和(自身を除く): 11563803

約数列:

[1, 3, 9, 23, 27, 41, 69, 81, 123, 207, 251, 369, 621, 753, 943, 1107, 1863, 2259, 2829, 3321, 5773, 6777, 8487, 10291, 17319, 20331, 25461, 30873, 51957, 76383, 92619, 155871, 236693, 277857, 467613, 710079, 833571, 2130237, 6390711, 19172133]

約数ペア:

[(1, 19172133), (3, 6390711), (9, 2130237), (23, 833571), (27, 710079), (41, 467613), (69, 277857), (81, 236693), (123, 155871), (207, 92619), (251, 76383), (369, 51957), (621, 30873), (753, 25461), (943, 20331), (1107, 17319), (1863, 10291), (2259, 8487), (2829, 6777), (3321, 5773)]