20050456

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 38591280

約数和(自身を除く): 18540824

約数列:

[1, 2, 4, 8, 61, 122, 181, 227, 244, 362, 454, 488, 724, 908, 1448, 1816, 11041, 13847, 22082, 27694, 41087, 44164, 55388, 82174, 88328, 110776, 164348, 328696, 2506307, 5012614, 10025228, 20050456]

約数ペア:

[(1, 20050456), (2, 10025228), (4, 5012614), (8, 2506307), (61, 328696), (122, 164348), (181, 110776), (227, 88328), (244, 82174), (362, 55388), (454, 44164), (488, 41087), (724, 27694), (908, 22082), (1448, 13847), (1816, 11041)]