201064784

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{206009}}^1$

素因数の和:206078

約数の個数: 20

約数和(自身を含む): 395951220

約数和(自身を除く): 194886436

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 206009, 412018, 824036, 1648072, 3296144, 12566549, 25133098, 50266196, 100532392, 201064784]

約数ペア:

[(1, 201064784), (2, 100532392), (4, 50266196), (8, 25133098), (16, 12566549), (61, 3296144), (122, 1648072), (244, 824036), (488, 412018), (976, 206009)]