18872364

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{1129}}^1$

素因数の和:1342

約数の個数: 48

約数和(自身を含む): 50624000

約数和(自身を除く): 31751636

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 199, 398, 597, 796, 1129, 1194, 1393, 2258, 2388, 2786, 3387, 4179, 4516, 5572, 6774, 7903, 8358, 13548, 15806, 16716, 23709, 31612, 47418, 94836, 224671, 449342, 674013, 898684, 1348026, 1572697, 2696052, 3145394, 4718091, 6290788, 9436182, 18872364]

約数ペア:

[(1, 18872364), (2, 9436182), (3, 6290788), (4, 4718091), (6, 3145394), (7, 2696052), (12, 1572697), (14, 1348026), (21, 898684), (28, 674013), (42, 449342), (84, 224671), (199, 94836), (398, 47418), (597, 31612), (796, 23709), (1129, 16716), (1194, 15806), (1393, 13548), (2258, 8358), (2388, 7903), (2786, 6774), (3387, 5572), (4179, 4516)]