20101017618

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{786979}}^1$

素因数の和:787044

約数の個数: 64

約数和(自身を含む): 49863052800

約数和(自身を除く): 29762035182

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 43, 54, 66, 86, 99, 129, 198, 258, 297, 387, 473, 594, 774, 946, 1161, 1419, 2322, 2838, 4257, 8514, 12771, 25542, 786979, 1573958, 2360937, 4721874, 7082811, 8656769, 14165622, 17313538, 21248433, 25970307, 33840097, 42496866, 51940614, 67680194, 77910921, 101520291, 155821842, 203040582, 233732763, 304560873, 372241067, 467465526, 609121746, 744482134, 913682619, 1116723201, 1827365238, 2233446402, 3350169603, 6700339206, 10050508809, 20101017618]

約数ペア:

[(1, 20101017618), (2, 10050508809), (3, 6700339206), (6, 3350169603), (9, 2233446402), (11, 1827365238), (18, 1116723201), (22, 913682619), (27, 744482134), (33, 609121746), (43, 467465526), (54, 372241067), (66, 304560873), (86, 233732763), (99, 203040582), (129, 155821842), (198, 101520291), (258, 77910921), (297, 67680194), (387, 51940614), (473, 42496866), (594, 33840097), (774, 25970307), (946, 21248433), (1161, 17313538), (1419, 14165622), (2322, 8656769), (2838, 7082811), (4257, 4721874), (8514, 2360937), (12771, 1573958), (25542, 786979)]