20445788754

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{331063}}^1$

素因数の和:331191

約数の個数: 48

約数和(自身を含む): 45861633792

約数和(自身を除く): 25415845038

約数列:

[1, 2, 3, 6, 9, 18, 47, 73, 94, 141, 146, 219, 282, 423, 438, 657, 846, 1314, 3431, 6862, 10293, 20586, 30879, 61758, 331063, 662126, 993189, 1986378, 2979567, 5959134, 15559961, 24167599, 31119922, 46679883, 48335198, 72502797, 93359766, 140039649, 145005594, 217508391, 280079298, 435016782, 1135877153, 2271754306, 3407631459, 6815262918, 10222894377, 20445788754]

約数ペア:

[(1, 20445788754), (2, 10222894377), (3, 6815262918), (6, 3407631459), (9, 2271754306), (18, 1135877153), (47, 435016782), (73, 280079298), (94, 217508391), (141, 145005594), (146, 140039649), (219, 93359766), (282, 72502797), (423, 48335198), (438, 46679883), (657, 31119922), (846, 24167599), (1314, 15559961), (3431, 5959134), (6862, 2979567), (10293, 1986378), (20586, 993189), (30879, 662126), (61758, 331063)]