20003214

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1493}}^1$

素因数の和:1545

約数の個数: 64

約数和(自身を含む): 51632640

約数和(自身を除く): 31629426

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 29, 33, 42, 58, 66, 77, 87, 154, 174, 203, 231, 319, 406, 462, 609, 638, 957, 1218, 1493, 1914, 2233, 2986, 4466, 4479, 6699, 8958, 10451, 13398, 16423, 20902, 31353, 32846, 43297, 49269, 62706, 86594, 98538, 114961, 129891, 229922, 259782, 303079, 344883, 476267, 606158, 689766, 909237, 952534, 1428801, 1818474, 2857602, 3333869, 6667738, 10001607, 20003214]

約数ペア:

[(1, 20003214), (2, 10001607), (3, 6667738), (6, 3333869), (7, 2857602), (11, 1818474), (14, 1428801), (21, 952534), (22, 909237), (29, 689766), (33, 606158), (42, 476267), (58, 344883), (66, 303079), (77, 259782), (87, 229922), (154, 129891), (174, 114961), (203, 98538), (231, 86594), (319, 62706), (406, 49269), (462, 43297), (609, 32846), (638, 31353), (957, 20902), (1218, 16423), (1493, 13398), (1914, 10451), (2233, 8958), (2986, 6699), (4466, 4479)]