1978544

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{3989}}^1$

素因数の和:4028

約数の個数: 20

約数和(自身を含む): 3958080

約数和(自身を除く): 1979536

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 3989, 7978, 15956, 31912, 63824, 123659, 247318, 494636, 989272, 1978544]

約数ペア:

[(1, 1978544), (2, 989272), (4, 494636), (8, 247318), (16, 123659), (31, 63824), (62, 31912), (124, 15956), (248, 7978), (496, 3989)]