18844164584

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{376823}}^1$

素因数の和:376902

約数の個数: 64

約数和(自身を含む): 43410124800

約数和(自身を除く): 24565960216

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 47, 56, 76, 94, 133, 152, 188, 266, 329, 376, 532, 658, 893, 1064, 1316, 1786, 2632, 3572, 6251, 7144, 12502, 25004, 50008, 376823, 753646, 1507292, 2637761, 3014584, 5275522, 7159637, 10551044, 14319274, 17710681, 21102088, 28638548, 35421362, 50117459, 57277096, 70842724, 100234918, 123974767, 141685448, 200469836, 247949534, 336502939, 400939672, 495899068, 673005878, 991798136, 1346011756, 2355520573, 2692023512, 4711041146, 9422082292, 18844164584]

約数ペア:

[(1, 18844164584), (2, 9422082292), (4, 4711041146), (7, 2692023512), (8, 2355520573), (14, 1346011756), (19, 991798136), (28, 673005878), (38, 495899068), (47, 400939672), (56, 336502939), (76, 247949534), (94, 200469836), (133, 141685448), (152, 123974767), (188, 100234918), (266, 70842724), (329, 57277096), (376, 50117459), (532, 35421362), (658, 28638548), (893, 21102088), (1064, 17710681), (1316, 14319274), (1786, 10551044), (2632, 7159637), (3572, 5275522), (6251, 3014584), (7144, 2637761), (12502, 1507292), (25004, 753646), (50008, 376823)]