978809872

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{1973407}}^1$

素因数の和:1973446

約数の個数: 20

約数和(自身を含む): 1957620736

約数和(自身を除く): 978810864

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 1973407, 3946814, 7893628, 15787256, 31574512, 61175617, 122351234, 244702468, 489404936, 978809872]

約数ペア:

[(1, 978809872), (2, 489404936), (4, 244702468), (8, 122351234), (16, 61175617), (31, 31574512), (62, 15787256), (124, 7893628), (248, 3946814), (496, 1973407)]