8398988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8501}}^1$

素因数の和:8537

約数の個数: 24

約数和(自身を含む): 16663920

約数和(自身を除く): 8264932

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 8501, 17002, 34004, 110513, 161519, 221026, 323038, 442052, 646076, 2099747, 4199494, 8398988]

約数ペア:

[(1, 8398988), (2, 4199494), (4, 2099747), (13, 646076), (19, 442052), (26, 323038), (38, 221026), (52, 161519), (76, 110513), (247, 34004), (494, 17002), (988, 8501)]