20409968376

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{378467}}^1$

素因数の和:378593

約数の個数: 96

約数和(自身を含む): 63764288640

約数和(自身を除く): 43354320264

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 107, 126, 168, 214, 252, 321, 428, 504, 642, 749, 856, 963, 1284, 1498, 1926, 2247, 2568, 2996, 3852, 4494, 5992, 6741, 7704, 8988, 13482, 17976, 26964, 53928, 378467, 756934, 1135401, 1513868, 2270802, 2649269, 3027736, 3406203, 4541604, 5298538, 6812406, 7947807, 9083208, 10597076, 13624812, 15895614, 21194152, 23843421, 27249624, 31791228, 40495969, 47686842, 63582456, 80991938, 95373684, 121487907, 161983876, 190747368, 242975814, 283471783, 323967752, 364463721, 485951628, 566943566, 728927442, 850415349, 971903256, 1133887132, 1457854884, 1700830698, 2267774264, 2551246047, 2915709768, 3401661396, 5102492094, 6803322792, 10204984188, 20409968376]

約数ペア:

[(1, 20409968376), (2, 10204984188), (3, 6803322792), (4, 5102492094), (6, 3401661396), (7, 2915709768), (8, 2551246047), (9, 2267774264), (12, 1700830698), (14, 1457854884), (18, 1133887132), (21, 971903256), (24, 850415349), (28, 728927442), (36, 566943566), (42, 485951628), (56, 364463721), (63, 323967752), (72, 283471783), (84, 242975814), (107, 190747368), (126, 161983876), (168, 121487907), (214, 95373684), (252, 80991938), (321, 63582456), (428, 47686842), (504, 40495969), (642, 31791228), (749, 27249624), (856, 23843421), (963, 21194152), (1284, 15895614), (1498, 13624812), (1926, 10597076), (2247, 9083208), (2568, 7947807), (2996, 6812406), (3852, 5298538), (4494, 4541604), (5992, 3406203), (6741, 3027736), (7704, 2649269), (8988, 2270802), (13482, 1513868), (17976, 1135401), (26964, 756934), (53928, 378467)]