9994988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{379}}^1$

素因数の和:749

約数の個数: 24

約数和(自身を含む): 18513600

約数和(自身を除く): 8518612

約数列:

[1, 2, 4, 19, 38, 76, 347, 379, 694, 758, 1388, 1516, 6593, 7201, 13186, 14402, 26372, 28804, 131513, 263026, 526052, 2498747, 4997494, 9994988]

約数ペア:

[(1, 9994988), (2, 4997494), (4, 2498747), (19, 526052), (38, 263026), (76, 131513), (347, 28804), (379, 26372), (694, 14402), (758, 13186), (1388, 7201), (1516, 6593)]