20454504

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1117}}^1$

素因数の和:1242

約数の個数: 64

約数和(自身を含む): 59030400

約数和(自身を除く): 38575896

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 109, 168, 218, 327, 436, 654, 763, 872, 1117, 1308, 1526, 2234, 2289, 2616, 3052, 3351, 4468, 4578, 6104, 6702, 7819, 8936, 9156, 13404, 15638, 18312, 23457, 26808, 31276, 46914, 62552, 93828, 121753, 187656, 243506, 365259, 487012, 730518, 852271, 974024, 1461036, 1704542, 2556813, 2922072, 3409084, 5113626, 6818168, 10227252, 20454504]

約数ペア:

[(1, 20454504), (2, 10227252), (3, 6818168), (4, 5113626), (6, 3409084), (7, 2922072), (8, 2556813), (12, 1704542), (14, 1461036), (21, 974024), (24, 852271), (28, 730518), (42, 487012), (56, 365259), (84, 243506), (109, 187656), (168, 121753), (218, 93828), (327, 62552), (436, 46914), (654, 31276), (763, 26808), (872, 23457), (1117, 18312), (1308, 15638), (1526, 13404), (2234, 9156), (2289, 8936), (2616, 7819), (3052, 6702), (3351, 6104), (4468, 4578)]