20717886

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{10067}}^1$

素因数の和:10093

約数の個数: 32

約数和(自身を含む): 48326400

約数和(自身を除く): 27608514

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 2058, 10067, 20134, 30201, 60402, 70469, 140938, 211407, 422814, 493283, 986566, 1479849, 2959698, 3452981, 6905962, 10358943, 20717886]

約数ペア:

[(1, 20717886), (2, 10358943), (3, 6905962), (6, 3452981), (7, 2959698), (14, 1479849), (21, 986566), (42, 493283), (49, 422814), (98, 211407), (147, 140938), (294, 70469), (343, 60402), (686, 30201), (1029, 20134), (2058, 10067)]