19974570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8647}}^1$

素因数の和:8675

約数の個数: 64

約数和(自身を含む): 59774976

約数和(自身を除く): 39800406

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 210, 231, 330, 385, 462, 770, 1155, 2310, 8647, 17294, 25941, 43235, 51882, 60529, 86470, 95117, 121058, 129705, 181587, 190234, 259410, 285351, 302645, 363174, 475585, 570702, 605290, 665819, 907935, 951170, 1331638, 1426755, 1815870, 1997457, 2853510, 3329095, 3994914, 6658190, 9987285, 19974570]

約数ペア:

[(1, 19974570), (2, 9987285), (3, 6658190), (5, 3994914), (6, 3329095), (7, 2853510), (10, 1997457), (11, 1815870), (14, 1426755), (15, 1331638), (21, 951170), (22, 907935), (30, 665819), (33, 605290), (35, 570702), (42, 475585), (55, 363174), (66, 302645), (70, 285351), (77, 259410), (105, 190234), (110, 181587), (154, 129705), (165, 121058), (210, 95117), (231, 86470), (330, 60529), (385, 51882), (462, 43235), (770, 25941), (1155, 17294), (2310, 8647)]