1378662256

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{2779561}}^1$

素因数の和:2779600

約数の個数: 20

約数和(自身を含む): 2757325504

約数和(自身を除く): 1378663248

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 2779561, 5559122, 11118244, 22236488, 44472976, 86166391, 172332782, 344665564, 689331128, 1378662256]

約数ペア:

[(1, 1378662256), (2, 689331128), (4, 344665564), (8, 172332782), (16, 86166391), (31, 44472976), (62, 22236488), (124, 11118244), (248, 5559122), (496, 2779561)]