159528976

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{321631}}^1$

素因数の和:321670

約数の個数: 20

約数和(自身を含む): 319058944

約数和(自身を除く): 159529968

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 321631, 643262, 1286524, 2573048, 5146096, 9970561, 19941122, 39882244, 79764488, 159528976]

約数ペア:

[(1, 159528976), (2, 79764488), (4, 39882244), (8, 19941122), (16, 9970561), (31, 5146096), (62, 2573048), (124, 1286524), (248, 643262), (496, 321631)]