18801477835

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{6121}}^1$

素因数の和:6332

約数の個数: 64

約数和(自身を含む): 28210176000

約数和(自身を除く): 9408698165

約数列:

[1, 5, 7, 19, 31, 35, 95, 133, 149, 155, 217, 589, 665, 745, 1043, 1085, 2831, 2945, 4123, 4619, 5215, 6121, 14155, 19817, 20615, 23095, 30605, 32333, 42847, 87761, 99085, 116299, 161665, 189751, 214235, 438805, 581495, 614327, 814093, 912029, 948755, 1328257, 3071635, 3605269, 4070465, 4560145, 6384203, 6641285, 17328551, 18026345, 25236883, 28272899, 31921015, 86642755, 121299857, 126184415, 141364495, 197910293, 537185081, 606499285, 989551465, 2685925405, 3760295567, 18801477835]

約数ペア:

[(1, 18801477835), (5, 3760295567), (7, 2685925405), (19, 989551465), (31, 606499285), (35, 537185081), (95, 197910293), (133, 141364495), (149, 126184415), (155, 121299857), (217, 86642755), (589, 31921015), (665, 28272899), (745, 25236883), (1043, 18026345), (1085, 17328551), (2831, 6641285), (2945, 6384203), (4123, 4560145), (4619, 4070465), (5215, 3605269), (6121, 3071635), (14155, 1328257), (19817, 948755), (20615, 912029), (23095, 814093), (30605, 614327), (32333, 581495), (42847, 438805), (87761, 214235), (99085, 189751), (116299, 161665)]