19144554

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:503

約数の個数: 64

約数和(自身を含む): 45940608

約数和(自身を除く): 26796054

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 53, 66, 78, 106, 143, 159, 286, 318, 421, 429, 583, 689, 842, 858, 1166, 1263, 1378, 1749, 2067, 2526, 3498, 4134, 4631, 5473, 7579, 9262, 10946, 13893, 15158, 16419, 22313, 22737, 27786, 32838, 44626, 45474, 60203, 66939, 120406, 133878, 180609, 245443, 290069, 361218, 490886, 580138, 736329, 870207, 1472658, 1740414, 3190759, 6381518, 9572277, 19144554]

約数ペア:

[(1, 19144554), (2, 9572277), (3, 6381518), (6, 3190759), (11, 1740414), (13, 1472658), (22, 870207), (26, 736329), (33, 580138), (39, 490886), (53, 361218), (66, 290069), (78, 245443), (106, 180609), (143, 133878), (159, 120406), (286, 66939), (318, 60203), (421, 45474), (429, 44626), (583, 32838), (689, 27786), (842, 22737), (858, 22313), (1166, 16419), (1263, 15158), (1378, 13893), (1749, 10946), (2067, 9262), (2526, 7579), (3498, 5473), (4134, 4631)]