19966170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3067}}^1$

素因数の和:3115

約数の個数: 64

約数和(自身を含む): 56549376

約数和(自身を除く): 36583206

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 310, 434, 465, 651, 930, 1085, 1302, 2170, 3067, 3255, 6134, 6510, 9201, 15335, 18402, 21469, 30670, 42938, 46005, 64407, 92010, 95077, 107345, 128814, 190154, 214690, 285231, 322035, 475385, 570462, 644070, 665539, 950770, 1331078, 1426155, 1996617, 2852310, 3327695, 3993234, 6655390, 9983085, 19966170]

約数ペア:

[(1, 19966170), (2, 9983085), (3, 6655390), (5, 3993234), (6, 3327695), (7, 2852310), (10, 1996617), (14, 1426155), (15, 1331078), (21, 950770), (30, 665539), (31, 644070), (35, 570462), (42, 475385), (62, 322035), (70, 285231), (93, 214690), (105, 190154), (155, 128814), (186, 107345), (210, 95077), (217, 92010), (310, 64407), (434, 46005), (465, 42938), (651, 30670), (930, 21469), (1085, 18402), (1302, 15335), (2170, 9201), (3067, 6510), (3255, 6134)]