20163231256

素因数分解:

$2^3\times 7^1\times {\mathrm{1511}}^1\times {\mathrm{238291}}^1$

素因数の和:239815

約数の個数: 32

約数和(自身を含む): 43235700480

約数和(自身を除く): 23072469224

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1511, 3022, 6044, 10577, 12088, 21154, 42308, 84616, 238291, 476582, 953164, 1668037, 1906328, 3336074, 6672148, 13344296, 360057701, 720115402, 1440230804, 2520403907, 2880461608, 5040807814, 10081615628, 20163231256]

約数ペア:

[(1, 20163231256), (2, 10081615628), (4, 5040807814), (7, 2880461608), (8, 2520403907), (14, 1440230804), (28, 720115402), (56, 360057701), (1511, 13344296), (3022, 6672148), (6044, 3336074), (10577, 1906328), (12088, 1668037), (21154, 953164), (42308, 476582), (84616, 238291)]