13158420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19937}}^1$

素因数の和:19960

約数の個数: 48

約数和(自身を含む): 40195008

約数和(自身を除く): 27036588

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 19937, 39874, 59811, 79748, 99685, 119622, 199370, 219307, 239244, 299055, 398740, 438614, 598110, 657921, 877228, 1096535, 1196220, 1315842, 2193070, 2631684, 3289605, 4386140, 6579210, 13158420]

約数ペア:

[(1, 13158420), (2, 6579210), (3, 4386140), (4, 3289605), (5, 2631684), (6, 2193070), (10, 1315842), (11, 1196220), (12, 1096535), (15, 877228), (20, 657921), (22, 598110), (30, 438614), (33, 398740), (44, 299055), (55, 239244), (60, 219307), (66, 199370), (110, 119622), (132, 99685), (165, 79748), (220, 59811), (330, 39874), (660, 19937)]