20201477961

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{379777}}^1$

素因数の和:379953

約数の個数: 32

約数和(自身を含む): 32812819200

約数和(自身を除く): 12611341239

約数列:

[1, 3, 7, 17, 21, 51, 119, 149, 357, 447, 1043, 2533, 3129, 7599, 17731, 53193, 379777, 1139331, 2658439, 6456209, 7975317, 19368627, 45193463, 56586773, 135580389, 169760319, 396107411, 961975141, 1188322233, 2885925423, 6733825987, 20201477961]

約数ペア:

[(1, 20201477961), (3, 6733825987), (7, 2885925423), (17, 1188322233), (21, 961975141), (51, 396107411), (119, 169760319), (149, 135580389), (357, 56586773), (447, 45193463), (1043, 19368627), (2533, 7975317), (3129, 6456209), (7599, 2658439), (17731, 1139331), (53193, 379777)]