122947984

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{247879}}^1$

素因数の和:247918

約数の個数: 20

約数和(自身を含む): 245896960

約数和(自身を除く): 122948976

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 247879, 495758, 991516, 1983032, 3966064, 7684249, 15368498, 30736996, 61473992, 122947984]

約数ペア:

[(1, 122947984), (2, 61473992), (4, 30736996), (8, 15368498), (16, 7684249), (31, 3966064), (62, 1983032), (124, 991516), (248, 495758), (496, 247879)]