201571816

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{17959}}^1$

素因数の和:18049

約数の個数: 32

約数和(自身を含む): 400867200

約数和(自身を除く): 199295384

約数列:

[1, 2, 4, 8, 23, 46, 61, 92, 122, 184, 244, 488, 1403, 2806, 5612, 11224, 17959, 35918, 71836, 143672, 413057, 826114, 1095499, 1652228, 2190998, 3304456, 4381996, 8763992, 25196477, 50392954, 100785908, 201571816]

約数ペア:

[(1, 201571816), (2, 100785908), (4, 50392954), (8, 25196477), (23, 8763992), (46, 4381996), (61, 3304456), (92, 2190998), (122, 1652228), (184, 1095499), (244, 826114), (488, 413057), (1403, 143672), (2806, 71836), (5612, 35918), (11224, 17959)]