205322012

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{318823}}^1$

素因数の和:318857

約数の個数: 24

約数和(自身を含む): 428499456

約数和(自身を除く): 223177444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 318823, 637646, 1275292, 2231761, 4463522, 7332929, 8927044, 14665858, 29331716, 51330503, 102661006, 205322012]

約数ペア:

[(1, 205322012), (2, 102661006), (4, 51330503), (7, 29331716), (14, 14665858), (23, 8927044), (28, 7332929), (46, 4463522), (92, 2231761), (161, 1275292), (322, 637646), (644, 318823)]